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What's Hidden Under the Jungles of New Guinea?

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What's Hidden Under the Jungles of New Guinea?

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1154 segments

0:00

This is New Guinea, the most fascinating

0:02

and mysterious island in the world.

0:04

Because it's located very near to the

0:06

equator, most two-dimensional world maps

0:08

based on the Mercer projection warp New

0:10

Guinea size and make it appear a lot

0:12

smaller than it really is. In reality,

0:15

New Guinea is the second largest island

0:17

in the world, only behind Greenland, and

0:19

only just. If you placed Greenland

0:22

directly over New Guinea, you'd see that

0:24

they're actually almost the same size.

0:26

Despite our popular perceptions thinking

0:28

otherwise, placed over Europe, New

0:31

Guinea is roughly triple the size of

0:33

Great Britain and [music] would extend

0:34

from England and Northern France nearly

0:36

across the continent through Romania to

0:38

the Black Sea. Or placed over America,

0:41

it would stretch from the edge of Long

0:43

Island in New York State all the way

0:44

down to Texas and nearly hit the Dallas

0:46

Fort Worth Metroplex. New Guinea is a

0:50

way more enormous place than most

0:52

outsiders think it is. And it's also a

0:55

way more unknown place than you probably

0:57

think it is as well. As much as 80% of

1:00

New Guinea's territory is covered by

1:02

dense rainforest, making it the third

1:04

largest rainforest on the planet behind

1:07

only the Amazon and Congo rainforest

1:09

that are on actual continents. Which is

1:11

why some people have taken to calling

1:13

the New Guinea rainforest the second

1:15

Amazon. And if that wasn't enough, New

1:17

Guinea is also extremely mountainous.

1:20

The chain of mountains running through

1:21

the center of the island, known as the

1:22

New Guinea Highlands, are roughly the

1:25

same size, elevation, and scale as the

1:27

Rocky Mountains are in North America.

1:29

And they feature the highest elevated

1:31

peaks anywhere between the Himalayas in

1:33

Asia and the Andes in South America.

1:35

They are by far the highest and most

1:37

imposing mountains found on any island

1:39

in the world. And because of this harsh

1:42

geography of dense rainforest combined

1:44

with towering mountains, there is still

1:46

a ton of territory hidden there that has

1:48

remained unexplored and uncharted to

1:51

this very day, deep into the 21st

1:53

century. [music] And like we're seeing

1:55

beneath the Amazon right now, there are

1:57

some incredible new discoveries taking

1:58

place here right now. And there's a lot

2:00

of things down there beneath the

2:01

rainforest canopy that you probably

2:03

won't expect. Like for example,

2:06

glaciers, which probably aren't the

2:07

first thing that you associate with

2:09

tropical rainforests in New Guinea. And

2:11

yet on the western side of the island

2:13

that's under the control of Indonesia,

2:15

exists the increasingly small remnants

2:17

of ancient glaciers that have been

2:19

continually shrinking since the start of

2:21

the industrial revolution. The nearby

2:23

mountain to them called Punchak Jaya

2:25

contains the highest elevated point on

2:27

the island at 4,884

2:29

m or 6,024 ft above sea level, which is

2:33

also the highest point on any island in

2:35

the world. [music] It's high enough the

2:37

temperatures plummet the further up it

2:39

you go, which transforms New Guinea's

2:42

abundant rainfall in a snow, which has

2:44

compacted down the mountain face into

2:46

the glacier below it for at least the

2:47

past several thousand years. The New

2:50

Guinea glaciers are one of only a

2:51

handful of so-called tropical glaciers

2:54

that can be found in the world. And

2:55

they're so remote and not well known

2:58

that even some Indonesians aren't aware

3:00

that their country actually contains

3:02

them. The New Guinea glaciers were first

3:04

spawned by Westerners in 1623 by a Dutch

3:07

explorer called Yan Karstens. But his

3:10

account of snow and glaciers up on a

3:12

mountain so near to the equator brought

3:14

him nothing but ridicule from his

3:16

contemporaries. and hardly anybody

3:18

believed him for centuries. The

3:20

existence of the glaciers in New Guinea

3:22

that he claimed to see weren't verified

3:24

by Western science for nearly 300 years

3:28

after Karsten's first observation when

3:30

Dutch expeditions between 1909 and 1913

3:33

in the early 20th century finally

3:36

confirmed them. And unfortunately, they

3:38

probably won't exist for very much

3:40

longer. We now know that back in 1850,

3:43

the area of the New Guinea Glacier stood

3:44

at about 19.3 km and they were

3:48

photographed extensively by airplane in

3:50

1936. But by 1972, the glaciers area had

3:54

already shrunk by nearly 2/3 from its

3:57

1850 size. And airplane photographs

3:59

captured the noticeable decline from the

4:01

1936 levels. By 2018, the glaciers had

4:05

shrunk by more than 97% from their 1850

4:08

levels, and just half a square kilometer

4:11

of their area still remained intact.

4:13

Their rapid decline in our modern times

4:15

has been captured in satellite images

4:16

like this one taken in 1988. This one

4:19

taken in 2017, and this one taken in

4:22

2020, showing hardly any trace of them

4:24

still remaining. The most recent

4:26

scientific study conducted into the

4:28

glacier size was published in March of

4:30

2025 and was based on 2024 data and it

4:33

showed that just 0.165

4:37

km of the glaciers still survive. A 67%

4:41

decline just from a few years previously

4:43

in 2018. If the current decline rate of

4:46

the glaciers here continue, they're

4:48

expected to be irreplaceably gone

4:50

forever by the end of this decade,

4:52

sometime around 2030. and New Guinea and

4:55

Indonesia will no longer have any

4:57

glaciers for the first time in tens of

5:00

thousands of years. [music] And it won't

5:02

be the first major geographic alteration

5:04

that has happened in New Guinea. In

5:06

fact, back during the last ice age when

5:09

sea levels were significantly lower, New

5:11

Guinea used to be directly connected to

5:13

Australia by land in a larger continent

5:15

that we've since called Sahul.

5:17

Geologically speaking, New Guinea is

5:19

located on the Australian tectonic plate

5:21

instead of the Eurasian plate, making it

5:23

more connected to Australia from a

5:25

geological perspective than any of the

5:27

islands to its west. And why New Guinea

5:29

is classified as being a part of

5:30

Oceanania rather than Asia. New Guinea

5:33

and Australia were intermittently

5:34

connected by land to each other for

5:36

millions of years. And they only became

5:38

separated due to rising sea levels

5:40

around 8 to 10,000 years ago, basically

5:43

seconds ago in geological time. Which is

5:45

why there is a significant amount of

5:47

overlap in the animal species between

5:49

both places today like their prevalence

5:51

of marsupials and why there's some

5:53

speculation that animals that are

5:54

currently extinct in Australia might

5:57

continue existing somewhere in the deep

5:59

remote and unexplored parts of the New

6:02

Guinea interior. New Guinea is second

6:04

only to the Amazon for the rate of new

6:06

species that are still being discovered

6:08

and described by modern science.

6:11

Literally thousands of new species have

6:13

been formally described by researchers

6:15

in New Guinea just since 2010. [music]

6:18

Though the vast majority of those new

6:19

species have been small organisms like

6:21

plants, insects, and spiders. Larger

6:24

discoveries of previously unknown or

6:26

lost mammals are a lot rarer, but from

6:28

time to time they do still happen. As

6:31

recently as 2025, a biologist from the

6:34

Czech Academy of Sciences captured the

6:36

first ever photographs of the subalpine

6:39

woolly rat living in its natural

6:41

environment in the mountainous New

6:42

Guinea Highlands.

6:44

A massive fluffy rodent measuring more

6:47

than 2 1/2 ft long and weighing more

6:49

than 4 lb that had previously only been

6:52

known to scientists because of a handful

6:54

of museum specimens. clearly

6:56

illustrating how relatively large

6:58

species in New Guinea can continue

7:00

remaining elusive in the dense

7:01

mountainous jungle. Another notable

7:04

recent example of a major discovery of a

7:06

large animal like this in New Guinea is

7:07

the wand boy tree kangaroo. A large 20

7:10

lb tree dwelling kangaroo like marsupial

7:13

that was discovered on the island in the

7:15

1930s, but was then never seen again for

7:18

decades and eventually classified as

7:20

extinct, only to suddenly become spotted

7:22

again by a researcher in 2018 who

7:25

captured the first ever photograph of

7:27

one alive and well in the wild. And even

7:29

more recently came the rediscovery of

7:31

Annenbur's long beak to kind of New

7:33

Guinea. This unique looking akinda was

7:36

first collected and described in New

7:38

Guinea in 1961 and was entirely known by

7:41

just a single specimen of a dead one

7:43

that happened to be found back then and

7:46

it was kept under lock and key for

7:47

decades in the naturalis biodiversity

7:50

center in the Netherlands. Decades later

7:52

after it was found in 1998, researchers

7:55

realized that it was a wholly unique

7:57

species of akidna and it was generally

7:59

regarded to be extinct since no other

8:01

example of one had ever been

8:03

encountered. That is until just a few

8:05

years ago in 2023 when a team of

8:08

researchers successfully recorded the

8:10

first ever confirmed video footage of a

8:13

live one [music] in the Cyclops

8:14

Mountains region of northern New Guinea,

8:17

pulling it out of the list of extinct

8:18

species in the process. [music] And to

8:21

give you just a taste of how brutal the

8:23

environment can be in New Guinea for

8:24

these researchers, one of the expedition

8:27

members fell through a moss pit into a

8:29

previously unknown cave complex during

8:31

the search and broke his arm in two

8:33

places, but discovered half a dozen new

8:36

species of blind harvest mice, spiders,

8:39

and scorpions down there in the process.

8:41

[music] While another researcher

8:42

reportedly had a leech stuck to his

8:45

eyeball for three whole days. No thank

8:49

you. But based on these two examples of

8:51

large and previously believed extinct

8:53

animals showing up again in New Guinea

8:55

decades later in 2018 to 2023, there is

8:58

a chance that others might be waiting to

9:00

be rediscovered somewhere out there too.

9:03

And none is a more tantalizing

9:05

possibility than the thyloine. More

9:07

commonly known as the Tasmanian tiger,

9:10

the thyloine was a large carnivorous

9:12

marsupial predator that served a similar

9:14

ecological niche as canids like dogs and

9:17

wolves did elsewhere on other

9:18

continents. Though they were completely

9:20

biologically unrelated to them, they

9:22

were among the largest carnivorous

9:24

marsupials to ever exist [music] and

9:26

they were most well known for their

9:28

impressive ability to open their jaws to

9:30

an unusual extent up to about 80°. The

9:34

thyloine once had a range that spanned

9:36

all across the ancient Sahul continent

9:39

when New Guinea and Australia were all

9:41

connected. They're believed to have gone

9:42

extinct in New Guinea and Australia

9:44

around 3,200 years ago at about the same

9:47

time as the introduction of the dingo.

9:49

But as the dingo never made it all the

9:51

way down south to the island of

9:52

Tasmania, the thyloine continued

9:55

surviving there in robust numbers until

9:57

the modern era of European colonization.

10:00

The European settlers in Tasmania

10:01

treated the thyloine as an unwanted pest

10:03

[music] that attacked their livestock.

10:05

And so the government introduced a

10:07

bounty hunting program on the species

10:08

that rapidly eliminated their numbers

10:10

and drove them into extinction. The last

10:13

known living thyloine died in 1936 at

10:16

the Hobart Zoo in Tasmania. And ever

10:19

since then, no confirmed sighting of

10:21

another one has ever been made, and the

10:22

species was formally declared to be

10:24

extinct decades ago in 1982. But

10:27

nonetheless, because New Guinea is so

10:30

massive, because it's such a hard place

10:32

to properly explore due to the

10:34

rainforest and mountains, because it's

10:36

so rural and underdeveloped, because we

10:39

know the thyloines range once extended

10:41

across the island, and because we have

10:44

very recent examples like the wandoy

10:46

tree kangaroo and Adenburgh's long

10:48

beaked akidna turning back up alive

10:50

there decades after they were declared

10:52

to be extinct. There is a remote chance

10:54

that if the thyloine was ever going to

10:56

be rediscovered again, it would probably

10:59

be somewhere hidden in New Guinea. And

11:01

that is far from the only unknown thing

11:04

on the island that could be hidden from

11:06

us. New Guinea is politically speaking

11:08

divided roughly in half today between

11:10

Western New Guinea under the control of

11:12

Indonesia and Papua New Guinea in the

11:14

east, a separate and independent

11:16

country. And Papuyui is bizarrely the

11:20

only country in the world today that has

11:22

a completely unknown population. As in

11:25

nobody really knows how many people are

11:27

actually living there. As of the

11:29

country's most recent national census

11:30

that was conducted in 2024, the official

11:33

population stands at 10.18 million. But

11:37

that census has been highly criticized

11:39

as being inaccurate due to numerous

11:41

issues that accompanied it, like

11:43

incomplete coverage, missing forms, a

11:45

warehouse containing material that

11:47

caught on fire in the middle of it, and

11:49

serious logistical problems with

11:50

accessing some of the most remote

11:52

population centers in the country. Only

11:54

about 13% of Papa New Guiney's

11:57

population are estimated to live in

11:58

cities today. By far the lowest

12:01

urbanization rate of any country today

12:03

in the 21st century. Most of the

12:05

country's population lives across the

12:07

interior of the country in rugged,

12:08

difficult to access areas that can often

12:10

only be reached by airplane or

12:12

helicopter, making conducting an

12:14

accurate census probably harder than in

12:17

any other country on the planet. The

12:18

2024 census and the last census before

12:21

that in 2011 have both been widely

12:23

criticized as being unreliable and

12:25

inaccurate. And the last census they

12:27

conducted that actually was considered

12:29

to be reliable was all the way back in

12:31

2000, more than a quarter of a century

12:34

ago now. And while the official 2024

12:36

census estimates the country's

12:38

population at 10.18 billion, a separate

12:41

study conducted by the UN and funded by

12:43

Australia in 2022 that based itself on

12:45

satellite data and analysis concluded

12:47

that the population was probably closer

12:50

to around 17 million people in reality.

12:53

a huge difference in the official census

12:56

that possibly undercounted the

12:57

population by nearly 6 million people.

13:00

There's no conclusive agreement on any

13:02

of these numbers, but it's absolutely

13:04

mind-blowing to me that a country in the

13:06

21st century can still be potentially

13:09

unaware of the existence of millions of

13:11

people within its own territory. Like to

13:14

the point where Papua New Guinea might

13:16

not even be aware of the existence of

13:17

about 40% of its actual population.

13:21

Interestingly, there also appears to be

13:23

a major difference in population between

13:25

the eastern and western halves of the

13:26

island. Papa New Guiney's population

13:28

could be either about 10 or 17 million

13:30

people today, depending on which study

13:32

you want to use. While West New Guiney's

13:35

officially cited population is only

13:36

around 5 12 million, potentially less

13:39

than a third of the population in the

13:41

east despite their areas being similar.

13:44

And this can mostly be explained by the

13:46

differences in the geography between the

13:48

two halves. In more temperate parts of

13:50

the world, population densities are

13:52

usually higher and flat lowland

13:54

environments. But the opposite is most

13:56

often the case in tropical parts of the

13:58

world, where the lowlands are covered by

13:59

dangerous, hostile rainforests, and

14:01

where the mountains have more mild

14:03

temperatures and less dangerous diseases

14:05

and wildlife that allow for denser human

14:07

habitation and agriculture. In the case

14:09

of New Guinea, the mountainous highlands

14:11

run across the entire island almost

14:13

evenly from west to east, but their

14:16

structure [music] is very different on

14:17

either side of the modern border. On the

14:19

western Indonesian side, the mountains

14:21

are very steep and almost immediately

14:24

plunge down into the rainforest below,

14:26

while the coasts are enveloped by dense

14:28

mangrove swamps. An overall extremely

14:32

difficult place to sustain large numbers

14:33

of people in. In comparison, the

14:36

mountains on the eastern side feature

14:37

lower parallel ranges that contain a

14:39

large agriculturally rich plateau

14:42

between them that continues to be the

14:44

most densely populated non-coastal part

14:46

of the island. And unlike on the western

14:48

side, the mountains on the eastern side

14:50

actually reach all the way down to the

14:52

coasts and create natural coes that

14:54

break through the otherwise omnipresent

14:56

mangrove swamps everywhere else along

14:59

the coasts which in modern times enable

15:01

the establishment of port cities like

15:03

Port Borisby and Lei that continue to be

15:05

the largest urban settlements on the

15:07

island today. And part of why Papua New

15:09

Guinea has very limited governmental

15:11

authority anywhere beyond these cities

15:14

because getting anywhere else is just so

15:16

damn difficult. Another factor that

15:18

affects Papua New Guiney's ability to

15:20

know how many people actually live

15:21

within their borders is the sheer almost

15:24

unbelievable levels of linguistic and

15:26

ethnic diversity that's present on the

15:28

island. Across both sides of the island

15:30

of New Guinea, more than 1,000 separate

15:33

and individual languages are believed to

15:35

still be spoken today, which is roughly

15:38

1 in seven languages across the entire

15:40

world. In Papua New Guinea alone, there

15:43

are more than 840 languages spoken, and

15:46

hardly any of them are even remotely

15:48

related to any of the others, making

15:50

Papua New Guinea by far the most

15:52

linguistically diverse country in the

15:54

world today, with nearly double the

15:56

languages spoken in India. Despite its

15:59

vastly smaller geographic size, the

16:02

isolation in New Guinea created by all

16:04

of the mountains and rainforests is so

16:06

great that until fairly recently, some

16:08

groups weren't even aware of the

16:10

existence of neighboring groups who only

16:12

lived a few kilometers away. Because of

16:14

its harsh and fractured geography, the

16:16

island is never in its history

16:18

experienced the establishment of a

16:19

strong centralized authority, which in

16:22

other parts of the world led to the

16:23

dominance of a single language. And

16:26

that's how you ended up with hundreds

16:27

and hundreds of different isolated

16:29

groups who developed their own

16:31

independent languages in New Guinea over

16:33

thousands of years. There are

16:35

technically two lingua franca languages

16:37

spoken in Papa Newu Guinea today. An

16:39

English-based Creole language called

16:41

Takpasin and to a lesser extent an

16:44

indigenous language called Hiimatu. But

16:46

less than half of Papua Newi's

16:49

population knows either of these lingua

16:50

franca languages making communication

16:53

very difficult between certain groups

16:55

even today. Now on a slight tangent

16:59

pasin itself has a lot of extremely

17:01

interesting grammar and vocabulary that

17:02

it takes from English that I think is

17:04

very interesting to share. Some of my

17:06

favorite examples include me lo for I

17:10

love you. Time belong coal for winter

17:13

coming from time belong cold. Asl for

17:16

place of origin coming from ass place

17:20

[music] and grass belong mouse meaning

17:22

mustache coming from grass belong mouth.

17:26

For a long time, it was circulated in

17:28

western media that the topin word for

17:31

helicopter was mix belong Jesus Christ

17:35

coming from mixmaster belong Jesus

17:38

Christ with the explanation supposedly

17:40

being that the blades of a helicopter

17:42

looked like the blades of a mix blender

17:45

and Jesus Christ went to heaven. So

17:48

therefore, the blender that rises up to

17:50

heaven or mix master belong Jesus

17:53

Christ. But apparently this specific

17:56

term might have been a fabrication made

17:58

up by visitors to Papua New Guinea back

17:59

in the 1960s. And none of this is to

18:02

even mention the numbers of tribes in

18:04

New Guinea that continue to remain

18:06

uncontacted today with potentially still

18:09

unknown languages of their own. It's

18:11

believed that probably no longer any

18:13

truly uncontacted tribes that exist in

18:15

the more densely populated eastern side

18:17

of the island in Papua New Guinea. But

18:19

it is still believed that there are

18:21

probably several uncontacted tribes who

18:23

exist in the western side that's under

18:25

the control of Indonesia. At the start

18:27

of the 21st century, it was estimated by

18:30

Survival International that there were

18:31

still around 40 uncontacted tribes that

18:34

existed across the remote rainforests of

18:36

Western New Guinea. the second highest

18:38

concentration of uncontacted peoples

18:40

anywhere in the modern world, only

18:42

behind the Amazon region of South

18:44

America. However, after more than 25

18:46

years of the Indonesian government's

18:48

activities in Western New Guinea and

18:50

visits by missionaries, adventure

18:52

tourists, and social media influencers,

18:55

the numbers of unconted tribes still

18:57

remaining today has been estimated by

18:59

survival to have declined down to only

19:01

between 2 and 10. most of whom are aware

19:04

of the outside world's existence, but

19:06

have decided to keep their distance and

19:07

remain separated. They are among the

19:10

final ancient holdouts on the island,

19:12

resisting contact with the outside

19:14

world, a process that has been ongoing

19:16

for tens of thousands of years now.

19:19

Archaeological evidence suggests that

19:21

the first humans arrived in New Guinea

19:23

as much as 60,000 years ago during one

19:26

of the very first human migrations out

19:28

of Africa, making the indigenous popins

19:30

among the most ancient people on the

19:32

planet. Indigenous popins are loosely

19:35

related to Aboriginal Australians,

19:37

Melanesians, and other dark-kinned

19:38

people found across the Asia-Pacific

19:40

region. But interestingly, despite their

19:43

similar looking physical appearances,

19:45

indigenous popins are not closely

19:47

related to Africans at all. In fact,

19:49

Europeans are genetically closer to

19:51

Africans than poppins are. And a large

19:53

part of that is due to the incredibly

19:56

high concentration of Denisven DNA

19:58

that's present in poins. Denisven were

20:01

an ancient subspecies of humans that

20:03

used to live across Asia tens of

20:05

thousands of years ago. And the poppins,

20:07

for whatever reason, have the highest

20:09

concentration of Denisven ancestry out

20:11

of any population in the world today.

20:13

Their distant ancestors likely interb

20:16

bred with the deniscipans on their way

20:17

to New Guinea. And after sea levels rose

20:19

and isolated New Guinea from the rest of

20:21

the world around 10 or 8,000 years ago,

20:24

their genetics [music] became even more

20:26

isolated from the rest of the world. And

20:27

so the Denisid ancestry managed to stick

20:30

around. Today, most popins share between

20:32

4 to 7% of their genome with the Denis,

20:36

but there are some communities up in the

20:37

New Guinea Highlands who have upwards of

20:40

12% of their genome shared with them

20:42

instead. by far the highest

20:44

concentration known of any population in

20:46

the world today. And despite the

20:48

isolation of the Papuins in New Guinea

20:50

after around 10,000 years ago when it

20:52

became an island, they were capable of

20:55

amazing and still puzzling things too.

20:58

At Kuk Swamp, an archaeological site in

21:00

Papua New Guinea, evidence has shown

21:02

that the Papuins independently developed

21:04

agriculture on their own without any

21:06

outside influence sometime around 8,000

21:09

years ago, making them one of the very

21:12

few societies on the planet to have

21:14

independently developed agriculture and

21:15

domesticated plants. The Papuins were

21:19

likely the first people to domesticate

21:20

bananas, taro, and sugarcane, which

21:23

later spread elsewhere in the world

21:25

after a wave of Aranesian settlers began

21:27

arriving in New Guinea around 3,000

21:29

years ago and initiated trade. The

21:32

arrival of the Aranesians also

21:34

introduced a new layer of linguistic

21:36

diversity to New Guinea as well. Today,

21:39

out of the around 1,000 languages that

21:41

are spoken in New Guinea, between 200

21:44

and 300 of them are believed to be

21:45

Austronesian, while the others are

21:47

Papuin. [music] Now, one of the most

21:49

interesting agricultural mysteries of

21:51

New Guinea is how exactly the sweet

21:53

potato managed to arrive there. The

21:56

sweet potato is originally from South

21:58

America, but evidence appears to suggest

22:00

that it arrived in New Guinea sometime

22:02

during the 13th century, [snorts]

22:04

hundreds of years before Columbus ever

22:06

arrived in the Americas and started the

22:08

Columbian Exchange. The leading theory

22:10

is that the Polynesians probably managed

22:13

to establish contact with indigenous

22:15

South Americans sometime between the

22:17

11th and 13th centuries, which led to

22:19

the sweet potato spreading westward

22:21

through trade until it eventually

22:23

arrived in New Guinea and completely

22:25

revolutionized everybody's life there.

22:27

Because the sweet potato could be grown

22:29

in the highland environments of New

22:30

Guinea, and because it could be used for

22:32

pig fodder without the need for cooking

22:34

it, Papuan societies in the highlands

22:36

that adopted it were able to rapidly

22:38

amass pigs and dramatically expand their

22:41

own populations into large and complex

22:44

societies in the process, which remained

22:46

uncontacted from the outside world

22:48

longer than any other major society on

22:51

the planet did. The highlands of New

22:53

Guinea are basically an island within an

22:55

island. highly elevated mountains and

22:57

plateaus where agriculture is possible

22:59

and human life is comfortable,

23:01

surrounded by dense, hostile rainforests

23:03

and then the ocean. With knowledge of

23:05

the island's actual interior any deeper

23:08

than the immediate coastlines being at a

23:09

minimum to Western science for

23:11

centuries, it was long assumed by

23:13

Westerners that the interior of New

23:15

Guinea would have no large populations

23:17

of people. And the highlands themselves

23:20

remained completely unknown and

23:22

uncharted to the Western world until

23:23

very recently in the 1930s.

23:26

To give some context as to how insane

23:29

this is, Europeans managed to reach the

23:32

South Pole in Antarctica decades before

23:34

they ever managed to reach the highlands

23:36

within the interior of New Guinea.

23:38

Beginning in the 1930s, Westerners

23:41

finally began using airplanes to take

23:43

expeditions into the New Guinea

23:45

interior, where they expected to find

23:47

only sparse populations of people.

23:50

Instead, to their utter surprise, they

23:52

discovered a very densely populated

23:55

society in the Highlands that was

23:56

probably home to around a million

23:58

people, marking the last major first

24:01

contact between two large societies in

24:04

human history. The Europeans were

24:06

flabbergasted to have discovered a large

24:09

stone age civilization that was still

24:11

thriving so late into the 20th century.

24:14

[music]

24:14

But many of the photographs taken by

24:16

these first western visitors to the

24:18

highlands also capture the even greater

24:21

feelings of shock on the faces of the

24:23

indigenous popins who had literally only

24:26

known their own ancient society in the

24:28

highlands just as it had been for

24:30

thousands of years and then suddenly got

24:34

introduced to white people, airplanes,

24:36

firearms, and even metal tools for the

24:39

first time in their lives. It [music] is

24:41

a testament to how hugely isolated New

24:44

Giddy really was and to an extent still

24:47

is. And among the other greatest

24:50

mysteries surrounding the island and its

24:52

isolation is how the son of one of the

24:54

wealthiest people in the world managed

24:56

to just completely vanish there. In the

24:59

early 1960s, Michael Rockefeller was the

25:02

young 23-year-old son of Nelson

25:04

Rockefeller, who was then serving as the

25:06

governor of New York. and he was the

25:08

greatgrandson of Standard Oil co-founder

25:10

and richest man to have ever lived, John

25:13

D. Rockefeller. Michael Rockefeller was

25:16

deeply interested in anthropology, and

25:18

his father had just opened the Museum of

25:20

Primitive Art in Manhattan and had

25:22

appointed him to the museum's board.

25:24

Wanting to find a statement piece for

25:26

the museum's collection, Michael wanted

25:28

to curate a collection of art directly

25:30

from the source itself. [music]

25:32

And so he decided to conduct an

25:33

expedition to visit the Aszmat people in

25:36

what was then still Dutch New Guinea.

25:38

The Aszmat had only just started

25:40

becoming pacified by the Dutch

25:42

government and missionaries in the mid1

25:44

1950s. [music]

25:45

And even by the 1960s, many of them had

25:48

never seen a white person before in

25:49

their lives. While headunting,

25:51

cannibalism, and crossvillage warfare

25:54

were still fairly common practices.

25:57

Michael spent months interacting with

25:58

the Azmat in 1961. And in November of

26:01

that year, he along with three

26:03

companions were sailing a small

26:05

catamaran down the Azmat coast

26:07

attempting to conduct trade. Then one

26:10

night, as they crossed the mouth of the

26:11

Betsy River, harsh waters managed to

26:14

flip and capsize their boat, leaving

26:16

them all stuck. Two indigenous Azmat

26:19

teenagers on board who had been brought

26:20

along as guides almost immediately

26:22

jumped into the water and swam for the

26:24

shore and eventually made it up to the

26:26

village of Agots hours later where they

26:29

were able to call for help. Michael and

26:31

his other companion on board the

26:32

catamaran, Dutch anthropologist Renee

26:34

Wasing, were left clinging to the

26:36

overturned boat for hours as they slowly

26:39

drifted away from the shoreline.

26:41

According to Wasing, after waiting

26:43

around for a while and growing

26:44

increasingly concerned that they would

26:46

drift out into the open ocean, Michael

26:48

decided to strip down to his underwear

26:50

and tie two empty jerry cans around his

26:53

waist for buoyancy. Told him he thought

26:55

he could make it to the shore and then

26:57

jumped into the ocean to attempt to swim

26:59

around 8:00 a.m. in the morning, which

27:01

at the time was probably around 12

27:03

nautical miles away from them. It was

27:06

the last time that anybody would ever

27:08

see any trace of him. And tragically, an

27:11

airplane spotted Wasing still stranded

27:14

on the boat just hours later after

27:16

Michael had left. And he was quickly

27:18

rescued just the following morning. A

27:21

massive search and rescue effort that

27:23

involved hundreds of people, airplanes,

27:25

helicopters, and ships was launched for

27:27

Michael across the area where he

27:29

disappeared. Seeing as how he was the

27:31

son of the governor of New York and a

27:33

member of one of America's wealthiest

27:35

and most prominent families. But after

27:38

two weeks of searching, no trace of him

27:40

was ever found, and the search was

27:42

officially called off. The Dutch

27:44

colonial government that was still in

27:45

control of Western New Guinea at this

27:47

time officially concluded that Michael

27:50

had drowned during his swim to the

27:52

shore. But there is a significant amount

27:54

of evidence and speculation that he

27:56

actually met a far far more gruesome

27:59

fate instead. Headhunting, cannibalism,

28:02

and tribal warfare were all still common

28:05

practices amongst the Aszmat at this

28:06

time. And two Dutch missionaries who

28:09

were fluent in the local indigenous

28:11

languages and who had been living in the

28:12

Asmat area for years steadily

28:15

accumulated a trove of testimony from

28:17

witnesses that directly contradicted the

28:20

official Dutch government report.

28:22

According to their own reports, a small

28:24

group of Aszmat warriors were walking

28:26

along the beach that very morning when

28:28

they just happened to encounter Michael

28:30

Rockefeller after he swam ashore. It's

28:34

important to know that a few years

28:35

previously, a Dutch colonial raid in a

28:38

village nearby had resulted in the

28:40

killings of five important Aszmat

28:42

warriors, a transgression that the

28:44

Aszmat historically resolved through eye

28:46

for eye killings and blood deaths. So

28:50

upon their happen stance encounter with

28:52

Michael that morning, a white man who

28:54

looked like the white men who had killed

28:56

their tribe members a few years

28:57

previously, the group of warriors

28:59

allegedly had an argument as to whether

29:01

or not to kill him in vengeance until

29:03

one of them just stabbed him in the ribs

29:06

and began killing him. Then they

29:08

allegedly took his body back to their

29:10

camp where they cooked and ate his flesh

29:12

and brains in a ritualistic cannibal

29:15

ceremony that was common for these kinds

29:17

of vengeance killings at the time.

29:19

Locals allegedly confessed these details

29:21

to both of the Dutch missionaries a few

29:23

weeks afterward and revealed that they

29:25

had distributed his head, bones, ribs,

29:27

and glasses amongst more than a dozen

29:29

other people. Both missionaries that

29:32

sent the reports to the Dutch colonial

29:33

government, while another Dutch colonial

29:35

investigation into the disappearance the

29:37

next year in 1962 came to the same

29:40

conclusion as the missionaries had that

29:42

he was probably killed in Eden instead

29:44

of drowning. [music]

29:45

Nonetheless, this information was deemed

29:47

by the Dutch colonial government at the

29:49

time to be highly politically sensitive

29:52

[music] as they were attempting to still

29:53

hang on to their colonial possession in

29:55

New Giddy at the time and were

29:57

incentivized to present their

29:58

administration there as being stable and

30:00

peaceful. And the potential killing and

30:02

cannibalization of the son of New York's

30:05

governor in their territory was anything

30:08

but a good look for them. So, the

30:10

government officially concluded that he

30:11

had drowned instead. Well, multiple

30:14

independent investigations since then

30:16

have seemed to indicate that he was

30:18

brutally killed and eaten instead. Then,

30:21

decades after his disappearance, the

30:22

story took another bizarre turn in 2015.

30:25

documentary filmmakers who were working

30:27

on a film about Michael's disappearance

30:29

were sifting through a small collection

30:31

of uncut film reels in a warehouse in

30:33

New England that had been filmed in the

30:35

Asznat region of New Guinea back in 1969

30:38

by a photographer who is investigating

30:40

Michael's disappearance at the time just

30:42

8 years after he had vanished. These

30:45

uncut film reels apparently sat for more

30:47

than 40 years collecting dust in that

30:49

warehouse. But upon studying the reel in

30:52

2015, the documentary filmmakers

30:54

discovered something astonishing that

30:56

had apparently been overlooked by the

30:58

people who had originally filmed it. A

31:01

very brief clip of a group of Aszmat

31:03

tribesmen paddling a war canoe with a

31:06

very conspicuous looking white man

31:08

paddling alongside them. The man bears

31:11

at least some passing resemblance to

31:13

Michael Rockefeller. And since it was

31:15

captured just eight years after his

31:17

disappearance in this same area, it's

31:19

led to a lot of renewed speculation that

31:22

rather than drowning or getting killed

31:24

in Eden, he may have also joined the

31:26

tribe and integrated with them and was

31:28

never heard from again that way. And

31:30

even if this man in this photo isn't

31:32

Michael Rockefeller in 1969, then who

31:35

the hell is he? Nobody has yet been able

31:38

to figure it out. And regardless of what

31:40

actually happened to him, the vanishing

31:42

of Michael Rockefeller in his ultimate

31:44

fate remains one of the most enigmatic

31:46

mysteries of New Guinea. And conclusive

31:49

proof one way or the other is somewhere

31:51

out there still hidden from us. I also

31:54

think it's important to clarify that

31:56

cannibalism and headhunting have

31:58

continued disappearing from New Guinea

32:00

society since that time and since the

32:02

1970s and 80s have been practically

32:04

non-existent and eradicated. Now, in the

32:07

modern day, possibly the biggest thing

32:09

that's hidden from view in New Guinea is

32:11

one of the world's most dramatic ongoing

32:13

conflicts that was just starting to

32:16

begin as Michael Rockefeller vanished.

32:19

You see, the Dutch still controlled

32:21

Western New Guinea at that time, but

32:22

they were about to transfer the

32:24

territory over to Indonesia, which has

32:26

been outrageously controversial ever

32:29

since. Back in 1949, a few years after

32:32

the end of the Second World War, the

32:34

Netherlands finally agreed to recognize

32:36

Indonesia's sovereignty over all of the

32:39

territories that had used to belong to

32:40

the colonial Dutch East Indies, but with

32:43

the exception of Western New Guinea,

32:45

which the Dutch decided to continue

32:47

hanging on to for just a bit longer. The

32:49

Dutch government argued that the

32:51

indigenous Papuins were too ethnically

32:53

distinct from the rest of Indonesia to

32:55

be included in the same country. So they

32:57

would continue administering it

32:59

themselves until it was determined that

33:00

the Papuins could sufficiently take over

33:02

and govern themselves. The Indonesians,

33:05

however, never accepted this. They

33:08

argued that they were the legal

33:09

successor state of the whole Dutch East

33:11

Indies which included Western New Guinea

33:14

and so they continued demanding a

33:16

complete end to Dutch colonial rule

33:18

throughout the entire archipelago. Both

33:20

sides were also inherently interested in

33:22

Western New Guiney's abundant mineral

33:24

resources, especially what at the time

33:27

was the recently discovered and then

33:29

untapped Grassburgg mine nearby to the

33:32

summit of Punchuk Ja, which was already

33:35

understood back then to contain an

33:37

enormous amount of copper, gold, and

33:39

silver. For years, neither the

33:41

Indonesians nor the Dutch budged on

33:43

their positions regarding the issue. And

33:45

in the early 1960s, Indonesia began

33:48

turning to the Soviets for support and

33:50

began buying up Soviet weaponry. So

33:52

then, alarmed at the potential spread of

33:55

Soviet influence in Indonesia, the US

33:57

began applying pressure on the Dutch

33:59

government to give up and surrender

34:01

Western New Guinea to them, which is the

34:03

political context that Michael

34:05

Rockefeller vanished into in 1961. and

34:08

why it was especially awkward for the

34:11

Dutch who were desperate at the time to

34:13

keep the Americans on their side in this

34:15

greater overall dispute. In the end, it

34:18

didn't matter though. The US wanted

34:20

Indonesia on their side in the cold war

34:22

in Southeast Asia no matter what. And

34:24

the only way they could do that was by

34:26

continuing to pressure the Netherlands

34:27

into surrendering West New Guinea

34:29

[music] to them. So in 1962, the Dutch

34:32

agreed to transfer West New Guinea to a

34:34

temporary UN administration under the

34:36

promise that a plebeite would be held in

34:38

the territory to determine its ultimate

34:40

fate. The Indonesian military moved into

34:43

West New Guinea and then organized this

34:45

vote in 1969, but they only allowed

34:48

1,025

34:50

specific handpicked people to vote in

34:52

the decision. less than 1% of the

34:55

territo's eligible voters at the time

34:58

and they were all made to vote

34:59

effectively at gunpoint in the presence

35:01

of the army. So naturally the vote was

35:04

in favor of union with Indonesia and its

35:06

legitimacy has been hotly disputed by

35:09

West Papuan independence activists ever

35:12

since. Indonesia moved in to formally

35:14

annex West New Guinea and an armed

35:16

pro-independence insurgency formed to

35:19

resist their rule called the free papua

35:21

movement or the OPM. Indonesia's

35:23

response to the OPM insurgency in West

35:26

New Guinea since the early 1970s has

35:28

historically been brutal and relentless,

35:31

transforming the territory into what

35:33

many independent analysts have described

35:34

as effectively an authoritarian police

35:37

state. Peaceful political expression and

35:39

independence advocacy among indigenous

35:41

Papuins is still legal and harshly

35:44

repressed by the Indonesian state. Even

35:46

raising the morning star flag in the

35:48

territory, the symbol of the free Papua

35:51

movement, is legally regarded by the

35:53

Indonesian state as an act of treason

35:55

and can theoretically be punished by up

35:57

to decades in prison. For decades,

36:00

Indonesia has also strictly controlled

36:02

access to West New Guinea, blocking

36:04

reporters, journalists, NOS's, and even

36:07

UN officials, and others from any visits

36:09

to the territory, which has obscured

36:11

Indonesia's practices and repression

36:13

going on there, and have also

36:15

complicated scientific expeditions to

36:17

the western side of New Guinea that are

36:19

frequently denied access, leaving much

36:22

of Western New Guinea as a sort of

36:24

information black hole on the world map.

36:27

Since the conflict began in the early

36:28

1970s, [music] credible reports of mass

36:31

killings and forced displacements of

36:33

indigenous popins by the Indonesian

36:35

authorities have been frequent and

36:37

extensive. [music]

36:38

Scholarly research by the University of

36:40

the South Pacific in 2007 concluded that

36:43

as many as 300,000

36:45

indigenous poins have been killed by the

36:47

Indonesian authorities since the

36:49

occupation of West New Guinea began.

36:51

While a report by the Yale Law School

36:53

back in 2004 argued that Indonesia's

36:56

actions there amounted to the definition

36:58

of genocide. In addition to the harsh

37:01

repression and violence, the Indonesian

37:03

state has attempted to reinforce their

37:05

demographic control in the territory by

37:07

encouraging a massive settlement program

37:09

that they've called transmigration,

37:12

which is aimed at resettling landless

37:14

Indonesians from crowded urban

37:16

environments in Java, Sumatra, and

37:18

Suluisi to West New Guinea and giving

37:21

them land that's been taken from the

37:23

indigenous Papwins. As many as 300,000

37:27

Indonesian settlers were relocated to

37:29

West New Guinea under this program

37:31

following Indonesia's takeover of the

37:33

territory. And today, it's believed that

37:35

about half of the inhabitants in West

37:37

New Guinea are either settlers

37:39

themselves or the descendants of

37:41

settlers. The OPM, largely armed with

37:44

nothing but bows and arrows, javelins,

37:46

and old leftover outdated weaponry from

37:49

the Dutch colonial era, have waged a

37:51

low-level campaign of guerilla

37:53

resistance against the Indonesians in

37:55

West New Guinea for decades now,

37:57

attacking critical infrastructure like

37:59

roads and highways, and most importantly

38:01

of all, the Grassburg mine, which as it

38:04

turned out was among the largest copper

38:06

and gold mines ever discovered anywhere

38:09

in the world that helped make the

38:10

Indonesians rich as they begin exporting

38:13

New Giddy's minerals all around the

38:15

world. [music] And while a lot of

38:16

outside countries effectively turned a

38:19

blind eye to Indonesia's treatment of

38:21

the indigenous population. In 2018,

38:24

after the OPM launched attacks on an

38:26

important road that the Indonesians were

38:28

paving across the territory, the

38:30

Indonesian army launched its largest

38:32

military operation in decades against

38:34

them, including massive air [music]

38:37

raids, the deployments of thousands of

38:39

additional soldiers, and even the

38:41

alleged usage of chemical weapons, all

38:44

with unclear, but certainly high

38:46

fatalities.

38:48

As recently as 2022, the UN has

38:51

condemned Indonesia's practices in West

38:53

New Guinea, and some have even called

38:55

for the deployment of a peacekeeping

38:57

force to the territory to enforce order.

38:59

But regardless, due to Indonesia's

39:01

refusal to allow hardly anybody into the

39:04

territory ever, and because of the

39:06

outside world's reliance on all of the

39:08

gold, copper, and timber that the

39:09

Indonesians are taking and exporting

39:11

from West New Guinea, there's very

39:13

little prospect of anybody ever actually

39:15

showing up to help the indigenous

39:17

Papuins west of the border. And so many

39:19

of them have viewed continuing militant

39:21

and guerilla activity as their only

39:23

effective means of resistance. The

39:26

conflict briefly captured the world's

39:28

attention in February of 2023 when the

39:31

OPM attacked a small airplane that had

39:33

landed near their territory that was

39:34

piloted by a New Zealand man named

39:37

Philip Mark Meridens. They took Meridens

39:39

as a hostage, threatened the Indonesian

39:41

government that they would kill him

39:43

unless they granted West New Guinea its

39:45

independence. This all led to an intense

39:48

standoff between the OPM and Indonesia.

39:50

And because the hostage was a New

39:52

Zealander, it briefly brought outside

39:54

attention to the reality of the horrors

39:56

that were and still are taking place in

39:59

West New Guinea. Eventually, after more

40:02

than 19 months of holding him, the OPM

40:05

agreed to release Meridans alive, and

40:07

Western attention towards the conflict

40:09

in West New Guinea has gradually waned.

40:11

Though Indonesia's continued

40:13

restrictions and repression in the

40:14

territory continue unabated, and

40:17

accurate information about what's

40:18

actually going on on the ground down

40:20

there is still difficult, if not

40:22

impossible, to actually come by. Now,

40:25

there's a lot of data that goes into

40:26

producing these kinds of videos. Whether

40:28

it's visually showing you the scale of

40:30

New Guinea compared to Greenland,

40:32

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Interactive Summary

New Guinea, the world's second-largest island, is often underestimated in size due to map projections. Its landscape is characterized by dense rainforests, towering mountains, and rare tropical glaciers that are rapidly receding. The island is a hotspot for biodiversity, with thousands of new species still being discovered and previously thought-extinct large mammals being rediscovered. Geologically connected to Australia, its indigenous Papuan inhabitants are among the most ancient people globally, possessing unique Denisovan DNA and having independently developed agriculture thousands of years ago. Much of its interior, including a thriving Stone Age civilization, remained unknown to the Western world until the 1930s. Politically divided, Papua New Guinea faces challenges in accurately counting its population and boasts extreme linguistic diversity, while Western New Guinea is embroiled in a long-standing, brutal conflict under Indonesian control. This conflict, marked by human rights abuses and resource exploitation, remains largely obscured from international view. The island also holds historical mysteries, notably the disappearance of Michael Rockefeller in 1961, with conflicting theories ranging from drowning to ritualistic killing or integration into a local tribe.

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