We Thought We Knew T. rex - We Were Wrong

New research reveals that Tyrannosaurus rex may have had significantly longer lifespans than previously calculated, and grew up much more slowly. Also in the news: a cow has been documented using tools for the first time, the mystery of little red dots seen in images from the James Webb Space Telescope has been solved, and much more!

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Intro music by Matt D Holloway: https://goo.gl/9wX4ht

Cool Vibes - Film Noire by Kevin MacLeod is licensed under a Creative Commons Attribution licence (https://creativecommons.org/licenses/...)
Source: http://incompetech.com/music/royalty-...
Artist: http://incompetech.com/

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📜 Credits:
Presented by Ben G Thomas
Written by Ben Thomas, Douglas James and Nicky Thomas
7 Days of Science is produced by Douglas James and Ben Thomas
7 Days of Science logo, graphics and more have been designed by Michael Buhler

Sources:
T. rex growth was slower than we thought, and they lived for longer:
https://peerj.com/articles/20469/
https://www.sci.news/paleontology/tyr...

Woolly rhino DNA sampled from inside a prehistoric wolf’s stomach:
https://academic.oup.com/gbe/article/...

A tool-using cow:
https://www.cell.com/current-biology/...
https://arstechnica.com/science/2026/...

‘Little Red Dots’:
https://www.nature.com/articles/s4158...
https://www.sci.news/astronomy/little...

Bacteriophages and hosts under microgravity:
https://journals.plos.org/plosbiology...
https://www.sci.news/space/microgravi...

Stargazing event in Portsmouth:
https://www.port.ac.uk/news-events-an...

The High Seas Treaty comes into effect:
https://news.mongabay.com/2026/01/a-n...
https://www.euronews.com/green/2026/0...

Marine darkwaves:
https://www.nature.com/articles/s4324...
https://www.sciencedaily.com/releases...

Chapters:
0:00 - Intro
0:35 - T. rex had a longer lifespan than we realised
5:03 - Woolly rhino DNA extracted from a wolf's stomach
6:11 - COW TOOLS!!
7:39 - What are the 'little red dots' seen by JWST?
8:59 - How bacteriophages evolve in microgravity
10:13 - Stargazing in Portsmouth!
10:35 - The High Seas Treaty comes into effect
11:59 - Marine Darkwaves
13:16 - Outro