A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
If the chemical sodium is dropped into water it will immediately and violently explode.
67
A cubic yard of air weighs about 2 pounds at sea level.
31
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Nearly 50% of the world's scientists are assigned to military projects.
71
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
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155