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2:57
Sloths may be cute, but they’re covered in a surprising number of creepy crawlies.
5:01
Did a lethal plague kill thousands in ancient Rome? Centuries-old DNA may hold the answer.
3:07
A "cosmic fingerprint" reveals the universe’s beginning and gravity's microscopic secrets.
3:25
Science shows it’s a small world after all—and nature’s networks follow a similar pattern.
4:38
The zombie apocalypse is here, and calculus explains why we can’t quite finish them off.
3:36
A new drone doesn't fly like an airplane or helicopter—it flaps its wings like a bird.
