For every gallon of sea water, you get more than a quarter pound of salt.
45
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Your brain is 80% water.
525
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
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
One cubic foot of gold weighs more than 1,200 pounds!
78
Neanderthal man had a brain capacity 100cc larger than modern man's.
50