The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
By peeing in the shower, you can save 1,157 gallons of water a year.
31
Tap water in Canada is held to a higher health standard than bottled water.
19
Spain's capital Madrid means "place of abundant water".
29
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
Pumice is the only rock that floats on water.
14
Pure water (H2O) does not conduct electricity on its own.
46
Penguins have a gland above their eye that turns saltwater into freshwater.
12