Extras
Find out why deadly flash floods are on the rise and how we can protect ourselves from them.
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S52
E18
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0:30
Explore mysterious 9,000-year-old Stone Age megastructures found in the Arabian Desert.
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S52
E17
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0:30
What is speech, really? Neuroscientist Erich Jarvis explores the science behind how we speak.
Special:
1:03:49
Discover how two revolutionary ancient inventions changed the course of humanity forever.
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S52
E16
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0:30
Follow ancient humans’ journey into an icy and perilous new land.
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S52
E15
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0:30
Your brain does all kinds of strange things. Neuroscientist Heather Berlin explains how it works.
Special:
1:28:59
Discover how Homo sapiens outlasted Neanderthals – and how they helped make us who we are today.
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S52
E14
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0:30
Follow Homo sapiens as they venture out of Africa and spread farther than any other human species.
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S52
E13
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0:30
Has science been missing a fundamental law of nature for centuries?
Special:
1:11:13
NASA’s Perseverance rover may have found the clearest signs of ancient life on Mars yet.
Clip:
S52
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3:38