Skip to main content
Donate

Up Next

Why Do We Cry?

Why Do We Cry?

Season 6 Episode 20
4:20
Proof of Evolution Is Hiding in Your DNA

Proof of Evolution Is Hiding in Your DNA

Season 6 Episode 21
8:03
Why Do Disney Princesses All Look Like Babies?

Why Do Disney Princesses All Look Like Babies?

Season 6 Episode 22
6:05
How Habits Can Change Your Life (and Your Brain)

How Habits Can Change Your Life (and Your Brain)

Season 6 Episode 24
5:48
Will You Still Eat Raw Fish After Watching This Video?

Will You Still Eat Raw Fish After Watching This Video?

Season 6 Episode 25
6:33
Is Height Genetic?

Is Height Genetic?

Season 6 Episode 26
6:07
What Do Raindrops Really Look Like?

What Do Raindrops Really Look Like?

Season 6 Episode 27
5:24
Where Do Teeth Come From?

Where Do Teeth Come From?

Season 6 Episode 28
6:40
The Largest River On Earth Is In The Sky

The Largest River On Earth Is In The Sky

Season 6 Episode 29
5:30
What Made the 1918 Flu Pandemic So Deadly?

What Made the 1918 Flu Pandemic So Deadly?

Season 6 Episode 30
7:41
What is Farthest Away?

What is Farthest Away?

Season 6 Episode 31
6:08
There Might Be a Dinosaur On Your Dinner Table

There Might Be a Dinosaur On Your Dinner Table

Season 6 Episode 32
10:16
Back to Show
It's Okay to Be Smart

The Surprising Reason We Eat Spicy Food

Season 6 Episode 19

People who live near the equator use more spices per recipe than people who live far from the equator. But that isn't for the reason you think. Spices and other plant ingredients have special powers that make them a truly magical superfood!
Stream on your TV
Support Provided By
Unraveling the Great Butterfly Migration Mystery
9:12
Season 7 Episode 7
Unraveling the Great Butterfly Migration Mystery
The monarch butterfly migration is one of nature’s greatest events.
How to be Crushed by the Atmosphere!
6:56
Season 7 Episode 6
How to be Crushed by the Atmosphere!
Air. I bet you never even notice that it’s there.
Why Are So Many People Allergic To Food?
10:47
Season 7 Episode 5
Why Are So Many People Allergic To Food?
Why Are So Many People Allergic To Food?
Where On Earth Do You Weigh The Least?
7:13
Season 7 Episode 4
Where On Earth Do You Weigh The Least?
This video is all about the difference between mass and weight.
Are You Afraid of Holes?
5:51
Season 7 Episode 3
Are You Afraid of Holes?
Are You Afraid of Holes?
The Impossible Hugeness of Deep Time
9:05
Season 7 Episode 2
The Impossible Hugeness of Deep Time
Humans have a hard time with really big numbers, especially when it comes to DEEP TIME.
Is There Life on Earth?
9:44
Season 7 Episode 1
Is There Life on Earth?
If we lived light years from Earth, how would we know there’s life here?
Why Do We Itch (ASL)
4:59
Season 6 Episode 37
Why Do We Itch (ASL)
We explore how and why itching help!
Do Fish Pee?
4:53
Season 6 Episode 36
Do Fish Pee?
You know you’ve wondered. Do fish actually pee?
Does Someone Else Have Your Face?
12:42
Season 6 Episode 35
Does Someone Else Have Your Face?
They say everyone has a doppelgänger, but is that really true?
The Raisin Bran Effect
5:19
Season 6 Episode 34
The Raisin Bran Effect
Where do you see the Brazil Nut Effect around you?
Can We Get Older Without Aging?
8:53
Season 6 Episode 33
Can We Get Older Without Aging?
What do other life forms have to teach us about staying alive as we get old?
Show more
Active loading indicator