Each day, up to 150 species of life become extinct.
-23
The force of a suction cup is calculated using F=AP.
15
A cubic yard of air weighs about 2 pounds at sea level.
31
The average home creates more pollution than does the average car.
33
German chemists made a replica of a trophy the size of one molecule.
68
Neanderthal man had a brain capacity 100cc larger than modern man's.
50