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Learn about the traits we most prize in dogs, and the bizarre jobs they were bred for.
2:55
A chance discover during a game of rugby led Dutch POWs to an ingenious WWII jailbreak.
2:58
Birds use a trick of the eye called “optic flow” to zip through forests without colliding.
5:01
Did a lethal plague kill thousands in ancient Rome? Centuries-old DNA may hold the answer.
4:05
A city-wide competition shaped the career of the architect behind Florence’s famous dome.
2:07
By studying bogs, scientists can uncover thousands of years of Earth’s history.
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In World War I, the Germans used cow guts to construct their deadly Zeppelins.
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What would life on a red dwarf planet look like?
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Sloths may be cute, but they’re covered in a surprising number of creepy crawlies.
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Science shows it’s a small world after all—and nature’s networks follow a similar pattern.
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A "cosmic fingerprint" reveals the universe’s beginning and gravity's microscopic secrets.
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Aquanauts study the health of marine organisms—by becoming their neighbors.
