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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A cesium atom in an atomic clock beats over nine billion times a second.
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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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When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
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The only letter not appearing on the Periodic Table is the letter "J".
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German chemists made a replica of a trophy the size of one molecule.
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A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
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