Lack of water is the #1 trigger of daytime fatigue.
148
Sound travels about 4 times faster in water than in air.
408
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
Pumice is the only rock that floats on water.
14
The water of the Antarctica is so cold that nothing can rot there.
334
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170