The average temperature at 40,000 feet above sea level is -60 F.
56
A cesium atom in an atomic clock beats over nine billion times a second.
43
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Your brain is 80% water.
525
Hot water can freeze faster than cold water.
181
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21