Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Diamonds can be shattered with a hammer.
-104
One ragweed plant can release as many as one billion grains of pollen!
51