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
Your brain is 80% water.
525
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
German chemists made a replica of a trophy the size of one molecule.
68