In science fiction, aliens are usually either incredibly benevolent or incomprehensibly evil -- but how would real extraterrestrials behave? Learn more about aliens -- and why Stephen Hawking thinks they may destroy us -- in this podcast.
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Diatoms and Diatomaceous Earth, Part 2
59:55

Weirdhouse Cinema Rewind: Lady Terminator
1:14:46

From the Vault: The Manta Ray, Part 1
47:14