Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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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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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
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Sound travels about 4 times faster in water than in air.
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Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
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German chemists made a replica of a trophy the size of one molecule.
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In zero gravity, a candle's flame is round and blue.
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