Iron weighs more after it rusts.
16
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The sun is 330,330 times larger than the earth.
75
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Diamonds can be shattered with a hammer.
-104
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71