The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Pumice is the only rock that floats on water.
14
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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.
5
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Hot water can freeze faster than cold water.
181
Out of all the senses, smell is most closely linked to memory.
146