What Happens When You Zap Coral With The World's Most Powerful X-ray Laser?

Some corals look like undersea gardens, gently blowing in the breeze. Others look like alien brains. But in their skeletons are clues that promise to give scientists a detailed picture of the weather from 500 years ago.

Season 2 Episode 3 Length 02:49 Premiere: 07/07/15

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S12 E21 Length 07:26 Premiere Date 03/26/26

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Season 2 Episodes

Show Episodes

Show Clips & Previews

The Sex Lives of Christmas Trees

S2 E12 Length 02:41 Premiere Date 11/24/15

Nature's Scuba Divers: How Beetles Breathe Underwater

S2 E11 Length 02:53 Premiere Date 11/10/15

What Makes Owls So Quiet and So Deadly?

S2 E10 Length 02:58 Premiere Date 10/27/15

Watch Flesh-Eating Beetles Strip Bodies to the Bone

S2 E9 Length 03:00 Premiere Date 10/13/15

Why Jellyfish Float Like a Butterfly—And Sting Like a Bee

S2 E8 Length 02:55 Premiere Date 09/29/15

You're Not Hallucinating. That's Just Squid Skin.

S2 E7 Length 03:17 Premiere Date 09/08/15

Nature's Mood Rings: How Chameleons Really Change Color

S2 E6 Length 03:38 Premiere Date 08/25/15

How Do Sharks and Rays Use Electricity to Find Hidden Prey?

S2 E5 Length 03:50 Premiere Date 08/11/15

Can A Thousand Tiny Swarming Robots Outsmart Nature?

S2 E4 Length 03:44 Premiere Date 07/21/15