One unbelievable fact. Three guesses. Archive →
Today's quiz →
2026-08-29
About how quickly can a cheetah go from 0 to 100 km/h (0 to 60 mph)?
2026-08-28
A pistol shrimp's claw snap can create a cavitation bubble that momentarily reaches temperatures comparable to…
2026-08-27
Botanically speaking, which of these is a true berry?
2026-08-26
What extreme environment have tardigrades (water bears) survived that most Earth life cannot?
2026-08-25
About how fast can a hummingbird's heart beat during flight?
2026-08-24
How many neck vertebrae does a giraffe have compared with a human?
2026-08-23
What can a wood frog do that would kill most animals?
2026-08-22
What unusual shape is wombat poop famous for?
2026-08-21
At a deep-sea hydrothermal vent, about how hot can the seawater get while still staying liquid?
2026-08-20
About how long does light from the Andromeda Galaxy take to reach Earth?
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