Jack Andraka's Pancreatic Cancer Breakthrough

What was the motivation behind the 2012 American Ingenuity Award winner's medical breakthrough that will save thousands of lives? (01:31)

Science

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10 Fascinating Facts About Owls (03:03)

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What Is A Solar Eclipse? (03:02)

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Ten Fun Facts About Jellyfish (02:45)

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The Ultimate Skywatching Guide for Every Season (02:41)

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Ten Fun Facts About Butterflies (02:27)

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The Mass Extinction That Wiped Out the Dinosaurs (02:15)

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Mesmerizing Reindeer Cyclone (00:30)

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Baby Piglet Struggles to Find Her Mealtime Place (03:10)

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A Vervet Monkey Befriends Some Hostile Dogs (03:28)

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This Orphan Zebra and Two Dalmatians Are Close (03:54)

Preview thumbnail for Manta Rays Are Smart Enough to Give These Fish Instructions

Manta Rays Are Smart Enough to Give These Fish Instructions (02:19)