A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
If you get water flowing fast enough, it can cut metal.
354
Water is actually naturally blue.
48
There are about 100,000 bacteria in one litre of drinking water.
63
Spain's capital Madrid means "place of abundant water".
29
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Lack of water is the #1 trigger of daytime fatigue.
148
The Kangaroo Rat can last longer without water than a camel.
233