For every gallon of sea water, you get more than a quarter pound of salt.
45
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The average temperature at 40,000 feet above sea level is -60 F.
56
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
Pumice is the only rock that floats on water.
14
Iron weighs more after it rusts.
16
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The left ear is more responsive to words of love and emotion whispered into it than the right.
40