Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
The only letter not appearing on the Periodic Table is the letter "J".
180
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
One cubic foot of gold weighs more than 1,200 pounds!
78