Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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In zero gravity, a candle's flame is round and blue.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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According to studies, men change their minds two to three times more often than women.
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The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
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Most dust particles in your house are made from dead skin!
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