Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
4.5 pounds of sunlight strike the Earth each day.
27
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
Balsa wood is classified as a hard wood!
41
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7