There are about 100,000 bacteria in one litre of drinking water.
63
Water is actually naturally blue.
48
Lack of water is the #1 trigger of daytime fatigue.
148
Penguins have a gland above their eye that turns saltwater into freshwater.
12
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
Spain's capital Madrid means "place of abundant water".
29