Season 7
This Could Change the Future of Space Travel
I went to NASA in Houston to talk to astronaut Don Pettit.
This Could Change the Future of Space Travel
The Strange (Unexpected) Reason Ice is Slippery
Why is ice slippery? It's a more complicated answer than it seems!
The Strange (Unexpected) Reason Ice is Slippery
Evolution Fails in the Human Body
Here’s a rundown of a few of the human body’s biggest evolutionary fails!
Evolution Fails in the Human Body
Recycling Is Broken. Here’s How We Can Fix It.
Recycling is broken. Here's how we can fix it.
Recycling Is Broken. Here’s How We Can Fix It.
What If We Could See Nature In Infrared?
Why are trees and other plants green? The answer is full of surprises.
What If We Could See Nature In Infrared?
7 Scientific Urban Legends Debunked!
I look at a few of the most famous incorrect factoids in science.
7 Scientific Urban Legends Debunked!
Why do Trees Talk to Each Other?
Walk into any forest, and beneath your feet is what helps make life on Earth possible.
Why do Trees Talk to Each Other?
How Blind People See With Sound
Blind YouTuber Molly Burke shows Joe Hanson a new way to see.
How Blind People See With Sound
Apollo’s Most Important Discovery: Inside NASA’s Moon Rock V
Fifty years ago, we sent the first astronauts to walk on the moon’s face.
Apollo’s Most Important Discovery: Inside NASA’s Moon Rock V
Using Gene Editing To Repaint Butterfly Wings
The Art of Gene-Editing Butterflies (Painting with CRISPR!)
Using Gene Editing To Repaint Butterfly Wings
1 MILLION Species Could Go Extinct… Here’s Why.
One million species may be at risk of extinction.
1 MILLION Species Could Go Extinct… Here’s Why.
Why Getting Dizzy is Kinda Like Temporary Brain Damage
We’ve all gotten dizzy before… but have you ever gotten WEIRD DIZZY?
Why Getting Dizzy is Kinda Like Temporary Brain Damage
Unraveling the Great Butterfly Migration Mystery
The monarch butterfly migration is one of nature’s greatest events.
