Oldest DNA Ever Found Reveals Secrets of the Ancient Arctic
Season 49
About the Episode
Scientists have retrieved the oldest DNA ever, which points to an ecosystem unlike anything on Earth today.
Aired:
| Expires: | Runtime: 4m 03s
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Extras
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These cheeses are at risk of going extinct
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First ape ever seen using medicinal plant to treat wound
After this orangutan sustained a gnarly facial wound, he did something kind of human-like.1:58 -
Total Eclipse in the Heart of Texas Hill Country
People from all over the country converge on a small Texas town to see a total solar eclipse.6:41 -
How to make your data more private online
You do have some control in how much data you share online.4:02 -
Decoding the Universe: Cosmos Preview
Explore big discoveries that have revolutionized our understanding of the universe.0:30 -
Is your phone listening to you?
It doesn’t have to – advertisers may already have all the information they want to know about you.4:25 -
New map of the universe hints that dark energy may be evolving
Dark energy fundamentally shapes our universe and what astronomers know about it might be wrong.3:00 -
Are winters getting less snowy?
It’s not just your imagination, winters across the U.S. are changing.4:49 -
How America watched the solar eclipse
Millions witnessed the Moon cover the Sun on April 8, some viewers sent us their videos.2:13 -
The Sun is way more chaotic than you think
Every now and then the sun hurls a piece of itself into the solar system.3:59
