NOVA

自然 · 历史

S24 E17 Hunt for Alien Worlds

本集简介

Astronomers discover planets beyond our solar system. But is there life on them?

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1997/02/12 S24 E16

Secrets of Lost Empires (4): Colosseum

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1997/02/25 S24 E18

Curse of T. Rex

How do paleontologists and commercial fossil hunters know where to look for rare and priceless dinosaur bones?

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