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Grow Your Own Crystals!

Grow Your Own Crystals!

Season 2 Episode 33
3:31
The Case For Eating Bugs

The Case For Eating Bugs

Season 2 Episode 34
3:59
Why Does This Frog Have So Many Legs?!

Why Does This Frog Have So Many Legs?!

Season 2 Episode 35
2:42
What Happens When You Get Rabies?

What Happens When You Get Rabies?

Season 2 Episode 36
4:59
Dinosaur Parasites!

Dinosaur Parasites!

Season 2 Episode 37
2:43
What Causes Runner's Diarrhea?

What Causes Runner's Diarrhea?

Video
3:47
The Castrating Zombie Parasite

The Castrating Zombie Parasite

Video
2:44
Episode 5: The Calling

The Calling

Season 4 Episode 5
53:05
When Whales Could Walk

When Whales Could Walk

Season 51 Episode 1
53:31
Tuberculosis: The Forgotten Plague

Tuberculosis: The Forgotten Plague

Season 6 Episode 5
26:49
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Gross Science

What Does Lead Poisoning Do To Your Brain?

Season 2 Episode 32

How does lead damage our brains—and what can we do to stop it?
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