Penguins have a gland above their eye that turns saltwater into freshwater.
12
Pure water (H2O) does not conduct electricity on its own.
46
Sound travels about 4 times faster in water than in air.
408
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
A person can live without food for about a month, but only about a week without water.
156
Spain's capital Madrid means "place of abundant water".
29