Woolly Mammoth Chromosomes Found Frozen in Ice (52,000 Years Old!) | 7 Days of Science

Scientists have just extracted frozen chromosomes from a mammoth in Siberia! Also in the news, the age of the last universal common ancestor of all life on Earth has been calculated, a new species of burrowing dinosaur has been discovered, and much more!

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Sources:
Titan’s seas:
https://www.nature.com/articles/s4146...
https://www.sci.news/space/cassini-su...

Moon cave:
https://www.bbc.co.uk/news/articles/c...
https://www.nature.com/articles/s4155...

Pilot whale stranding:
https://www.bbc.co.uk/news/articles/c...

The nature of the last universal common ancestor (LUCA):
https://www.nature.com/articles/s4155...
https://www.sci.news/biology/last-uni...

Ancient genome architecture retained in a 52,000-year-old woolly mammoth:
https://www.cell.com/cell/fulltext/S0...
https://x.com/jrotwitguez/status/1811...
https://www.sci.news/paleontology/woo...
The mammoth music video: https://www.cell.com/cms/10.1016/j.ce...

Frozen woolly rhinoceros mummy (Abyisky rhinoceros):
https://link.springer.com/article/10....

New iguanodontian dinosaur from England Comptonatus chasei:
https://www.tandfonline.com/doi/full/...

New species of dinosaur (Fona herzogae) was a burrower:
https://anatomypubs.onlinelibrary.wil...

New troodontid dinosaur from Mongolia Harenadraco prima:
https://www.tandfonline.com/doi/full/...

New Triassic pseudosuchian Benggwigwishingasuchus eremicarminis:
https://royalsocietypublishing.org/do...

Recurrent gene flow between modern humans and Neanderthals:
https://www.science.org/doi/10.1126/s...

0:00 - Introduction
0:29 - Studying Titan’s seas
2:07 - A cave on the moon?
3:21 - Pilot whale mass stranding
4:37 - The age of the Last Universal Common Ancestor (LUCA)
6:16 - Woolly mammoth chromosomes found frozen in ice
9:32 - Frozen woolly rhinoceros mummy
10:38 - New iguanodontian dinosaur from England
11:22 - New species of burrowing dinosaur
12:39 - New speedy troodontid dinosaur from Mongolia
14:05 - New species of Triassic croc relative
15:55 - Neanderthal / modern human interbreeding
17:52 - Outro