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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Most liquid laundry detergents are alive with living organisms that help to break down stains!
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The Earth's atmosphere weighs about 5.5 quadrillion tons.
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In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
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A cesium atom in an atomic clock beats over nine billion times a second.
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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.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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