Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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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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In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
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Out of all the senses, smell is most closely linked to memory.
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In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
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Pumice is the only rock that floats on water.
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