Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
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A cesium atom in an atomic clock beats over nine billion times a second.
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The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
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Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A cubic yard of air weighs about 2 pounds at sea level.
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According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5