Diamonds can be shattered with a hammer.
-104
One cubic foot of gold weighs more than 1,200 pounds!
78
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
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
Iron weighs more after it rusts.
68
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
The storage capacity of human brain exceeds 4 Terrabytes.
140