Nearly 50% of the world's scientists are assigned to military projects.
71
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Pumice is the only rock that floats on water.
14
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The average temperature at 40,000 feet above sea level is -60 F.
56
Pure water (H2O) does not conduct electricity on its own.
46