Penguins have a gland above their eye that turns saltwater into freshwater.
12
Pure water (H2O) does not conduct electricity on its own.
46
If you get water flowing fast enough, it can cut metal.
354
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
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 water of the Antarctica is so cold that nothing can rot there.
334
Water is actually naturally blue.
48