Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
A cesium atom in an atomic clock beats over nine billion times a second.
43
The average temperature at 40,000 feet above sea level is -60 F.
56