There are about 100,000 bacteria in one litre of drinking water.
63
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Pure water (H2O) does not conduct electricity on its own.
46
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Hot water can freeze faster than cold water.
181
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
By peeing in the shower, you can save 1,157 gallons of water a year.
31