Nearly 50% of the world's scientists are assigned to military projects.
71
Diamonds can be shattered with a hammer.
-104
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Pumice is the only rock that floats on water.
14