Sound travels about 4 times faster in water than in air.
408
Pure water (H2O) does not conduct electricity on its own.
46
Tap water in Canada is held to a higher health standard than bottled water.
19
Penguins have a gland above their eye that turns saltwater into freshwater.
12
If you get water flowing fast enough, it can cut metal.
354
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219