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When Earth Was Bombarded by Asteroids | NOVA | PBS

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When Earth Was Bombarded by Asteroids | NOVA | PBS

What studying the surface of the Moon revealed about Earth’s apocalyptic youth. Four and a half billion years ago, Earth was battered by relentless asteroid impacts powerful enough to vaporize oceans and melt its crust. Despite the chaos, life emerged anyway. 📺 Watch the full episode, "Asteroids: Spark of Life?" https://www.pbs.org/wgbh ...

13.5K views5 months ago

Finding a Lost WWII Tuskegee Airman | NOVA | PBS

Finding a Lost WWII Tuskegee Airman | NOVA | PBS

NOVA PBS Official

How Sewage Becomes Drinking Water

How Sewage Becomes Drinking Water

NOVA PBS Official

Nova Science Now

Can Science Stop Crime? | NOVA scienceNOW

Can Science Stop Crime? | NOVA scienceNOW

YouTubeNOVA PBS Official

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NOVA scienceNOW | Season 4

NOVA scienceNOW | Season 4

YouTubeNOVA PBS Official

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NOVA scienceNOW | Cosmic Perspective | How Smart Are Animals?

NOVA scienceNOW | Cosmic Perspective | How Smart Are Animals?

YouTubeNOVA PBS Official

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The World's Most Expensive Fungus | NOVA | PBS

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YouTubeNOVA PBS Official

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