Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Nylon is made from coal and petroleum.
42
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Scientists aren't sure what color dinosaurs were.
312
Research indicates that plants grow healthier when they are stroked.
173