Spain's capital Madrid means "place of abundant water".
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There are about 100,000 bacteria in one litre of drinking water.
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Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
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A portion of the water you drink has already been drunk by someone else, maybe several times over.
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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.
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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.
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By peeing in the shower, you can save 1,157 gallons of water a year.
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