Diamonds can be shattered with a hammer.
-104
Most dust particles in your house come from dead skin.
48
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Billions of neutrinos pass unnoticed through your body every second.
6
A cesium atom in an atomic clock beats over nine billion times a second.
43
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61