Pumice is the only rock that floats on water.
14
Sound travels about 4 times faster in water than in air.
408
Tap water in Canada is held to a higher health standard than bottled water.
19
Spain's capital Madrid means "place of abundant water".
29
The water of the Antarctica is so cold that nothing can rot there.
334
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170