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
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
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Iron weighs more after it rusts.
16
Scientists aren't sure what color dinosaurs were.
312
A ball of glass will bounce higher than a ball made of rubber.
73