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
Most dust particles in your house come from dead skin.
48
A ball of glass will bounce higher than a ball made of rubber.
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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
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