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
Hot water can freeze faster than cold water.
181
There are about 100,000 bacteria in one litre of drinking water.
63
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The Kangaroo Rat can last longer without water than a camel.
233
If you get water flowing fast enough, it can cut metal.
354