Sound travels about 4 times faster in water than in air.
408
Pumice is the only rock that floats on water.
14
By peeing in the shower, you can save 1,157 gallons of water a year.
31
If you get water flowing fast enough, it can cut metal.
354
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Water, electricity, and gas has been free in Turkmenistan since 1991.
11
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6