Pumice is the only rock that floats on water.
14
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Water, electricity, and gas has been free in Turkmenistan since 1991.
11
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
A person can live without food for about a month, but only about a week without water.
156
There are about 100,000 bacteria in one litre of drinking water.
63