C
Walk around a 21 km rotating space city in your browser. Take the eleven-minute tour, or switch on engineer mode and watch the gravity math happen.
★A group of flamingos is called a 'flamboyance'.★Chewing gum while you chop onions helps keep you from crying.★Bananas are curved because they grow towards the sun.★The moon has moonquakes.★Sea cucumbers breathe through their butts.★Cashews grow on the outside of a fruit, not inside a shell.★Wombat poop is cube-shaped.★The smell of freshly cut grass is actually a plant distress signal.★A rhinoceros' horn is made of keratin, the same stuff as hair.★The inventor of the Pringles can is buried in one.★A 'moment' was medieval unit of time equal to 90 seconds.★Elephants are the only mammals that can't jump.★The Mona Lisa has no eyebrows or eyelashes.★The shortest commercial flight in the world lasts just 57 seconds.★Vincent van Gogh only sold one painting during his lifetime.★Crows can recognize human faces and hold grudges for years.★Polar bears have black skin under their white fur.★A blue whale's heart is roughly the size of a small car.★Saturn would float if you could find an ocean big enough.★Cotton candy was co-invented by a dentist.
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3 AM