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
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
One barrel of petroleum holds 42 gallons.
20
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Iron weighs more after it rusts.
16
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
A ball of glass will bounce higher than a ball made of rubber.
73