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Glass is Solid… So Why Is It Clear?

Glass is Solid… So Why Is It Clear?

Season 8 Episode 25
5:42
Why Do We Lie?

Why Do We Lie?

Season 8 Episode 26
16:43
Visualizing Herd Immunity

Visualizing Herd Immunity

Season 8 Episode 27
14:49
Why Don't Big Animals Get More Cancer?

Why Don't Big Animals Get More Cancer?

Season 10 Episode 2
9:42
How Illusions Can Explain Reality

How Illusions Can Explain Reality

Season 10 Episode 4
19:07
Are Humans Still Evolving?

Are Humans Still Evolving?

Season 10 Episode 5
10:41
Why You Can’t Smell Yourself?

Why You Can’t Smell Yourself?

Season 10 Episode 7
19:10
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It's Okay to Be Smart

Inside the Lab That Invented the COVID-19 Vaccine

Season 8 Episode 24

Here we are, just a year after the first news of the coronavirus we now call SARS-CoV-2 and the global pandemic known as COVID-19… and scientists have already developed more than one safe & effective vaccine. How did they do that so quickly? I visited the lab whose work directly led to these first COVID vaccines, so you can learn how basic research connects to life-saving medicine.

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Can Trees Really Fight Climate Change?
10:44
Can trees really save us from climate change?
Could You Be a Chimera? (ASL)
9:43
Could You Be a Chimera?
This Could Change the Future of Space Travel
11:30
I went to NASA in Houston to talk to astronaut Don Pettit.
The Strange (Unexpected) Reason Ice is Slippery
7:20
Why is ice slippery? It's a more complicated answer than it seems!
Recycling Is Broken. Here’s How We Can Fix It.
11:11
Recycling is broken. Here's how we can fix it.
I Tried Eating Bugs… Here's What I Learned
14:55
People say insects are the food of the future.
Evolution Fails in the Human Body
11:53
Here’s a rundown of a few of the human body’s biggest evolutionary fails!
This Face Changes the Human Story
13:11
Meet your cousin: Homo naledi.
What If We Could See Nature In Infrared?
8:51
Why are trees and other plants green? The answer is full of surprises.
What Color Is A Banana?
8:46
How do we see color in the first place?
What’s In a 20,000 Year-Old Cube of Ice?
11:20
Earth’s climate is changing in a big way.
The History of Money (From Barter To Bitcoin)
9:36
Money. We all use it. But is it real?
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