0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Research indicates that plants grow healthier when they are stroked.
173
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Pumice is the only rock that floats on water.
14
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Balsa wood is classified as a hard wood!
41