Skip to main content

Up Next

What Was The Earliest Surgery?

What Was The Earliest Surgery?

Season 6 Episode 16
7:59
The Hazy Evolution of Cannabis

The Hazy Evolution of Cannabis

Season 6 Episode 18
10:18
No Single Cradle of Humankind

No Single Cradle of Humankind

Season 6 Episode 19
10:46
What's the Oldest Beverage

What's the Oldest Beverage

Season 7 Episode 3
11:55
How The Elephant Got Its Trunk

How The Elephant Got Its Trunk

Season 7 Episode 4
11:53
Featured Videos

How the Himalayas Changed the World

Season 7 Episode 6
10:04
Where Did the Moon Come From?

Where Did the Moon Come From?

Season 7 Episode 5
10:50
Back to Show
Eons

Why Is It So Hard to Tell the Sex of a Dinosaur?

Season 6 Episode 14

While we think we know a lot about dinosaurs – like how they moved and what they ate – for a long time, we haven’t been able to ID one seemingly basic thing about their biology... Which are males and which are females?

Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Season
Darwin's Unexpected Final Obsession
12:12
What was Charles Darwin really obsessed with?
Are All Oceans Basically Reincarnated?
12:29
Did you know ocean basins are reincarnated?
Could This Sperm Whale Eat The Meg?
8:36
How did such a large predator survive?
When Red Pandas Roamed North America
9:41
How did a relative of the red panda end up in North America?
Webs vs wings: The arms race of the air
8:10
How did the competition of spiders vs insects drive them both into the air?
The Graveyard at the Center of the Earth
12:38
Why plate tectonics don't make sense.
Why Wasn't There A Second Age of Reptiles?
9:59
Why was it the mammals who triumphed?
How Mountains Make Evolution Weird
10:09
What do mountains reveal about primates?
The Mystery of the Cretaceous Pompeii
10:39
When you take a deeper look at Pompeii, a different story could be told about the final moments.
How Asteroids Set the Stage for Life on Earth
10:38
We may have planet-shattering asteroids...
When Neandertals Became Apex Predators
11:50
What doomed the Neandertals?
When the Amazon Flowed Backwards
11:25
What did life look like when the Amazon watershed flowed backwards?
Active loading indicator