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Mammal Origins

Mammal Origins

Season 53 Episode 4
53:38
Stone Age Temple Mystery

Stone Age Temple Mystery

Season 53 Episode 6
53:25
When Earth Was Bombarded by Asteroids

When Earth Was Bombarded by Asteroids

Video
3:41
These Are the World’s Oldest Mummies

These Are the World’s Oldest Mummies

Video
2:49
How Astronauts Avoided Disaster Building the International Space Station

How Astronauts Avoided Disaster Building the International Space Station

Video
4:30
The Failure That Led to the Columbia Tragedy

The Failure That Led to the Columbia Tragedy

Video
1:35
This Is Where the First Alphabet Was Born

This Is Where the First Alphabet Was Born

Video
3:05
Göbekli Tepe: The 11,500-Year-Old Mystery That Rewrote History

Göbekli Tepe: The 11,500-Year-Old Mystery That Rewrote History

Video
2:47
Would You Face a Bear With a Spear? Ancient Humans Might Have

Would You Face a Bear With a Spear? Ancient Humans Might Have

Video
3:06
At the Edge of Extinction, These Neanderthals Were Cannibalized

At the Edge of Extinction, These Neanderthals Were Cannibalized

Video
2:59
Did Homo sapiens and Neanderthals Interbreed?

Did Homo sapiens and Neanderthals Interbreed?

Video
2:59
How Did Early Humans Hunt Monkeys?

How Did Early Humans Hunt Monkeys?

Video
2:54
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NOVA

Can Dogs Talk?

Season 53 Episode 3

Can dogs understand what we say—and talk back? Witness amazing moments from a major experiment, as thousands of dogs use speech buttons. Pet owners are convinced, but are our furry friends really communicating their thoughts and desires with us?

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