Water is actually naturally blue.
48
The Kangaroo Rat can last longer without water than a camel.
233
Pumice is the only rock that floats on water.
14
The water of the Antarctica is so cold that nothing can rot there.
334
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
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170