All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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In zero gravity, a candle's flame is round and blue.
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There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
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Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
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Scientists in Germany have developed a candy that doesn't cause cavities.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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For every gallon of sea water, you get more than a quarter pound of salt.
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One 75-watt bulb gives more light than three 25-watt bulbs.
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