Water is actually naturally blue.
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Penguins have a gland above their eye that turns saltwater into freshwater.
12
Hot water can freeze faster than cold water.
181
Lack of water is the #1 trigger of daytime fatigue.
148
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
Pure water (H2O) does not conduct electricity on its own.
46
By peeing in the shower, you can save 1,157 gallons of water a year.
31