0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Pumice is the only rock that floats on water.
14
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
In zero gravity, a candle's flame is round and blue.
16
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Each day, up to 150 species of life become extinct.
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