The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Research indicates that plants grow healthier when they are stroked.
173
Hot water can freeze faster than cold water.
181
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
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
German chemists made a replica of a trophy the size of one molecule.
68
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Iron weighs more after it rusts.
16