Pumice is the only rock that floats on water.
14
Lack of water is the #1 trigger of daytime fatigue.
148
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
By peeing in the shower, you can save 1,157 gallons of water a year.
31
Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
The Kangaroo Rat can last longer without water than a camel.
233
Spain's capital Madrid means "place of abundant water".
29
There are about 100,000 bacteria in one litre of drinking water.
63