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 cubic yard of air weighs about 2 pounds at sea level.
31
One barrel of petroleum holds 42 gallons.
20
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Most dust particles in your house come from dead skin.
48
The sun is 330,330 times larger than the earth.
75