There are about 100,000 bacteria in one litre of drinking water.
63
If you get water flowing fast enough, it can cut metal.
354
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 person can live without food for about a month, but only about a week without water.
156
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
By peeing in the shower, you can save 1,157 gallons of water a year.
31