Neanderthal man had a brain capacity 100cc larger than modern man's.
50
A cubic yard of air weighs about 2 pounds at sea level.
31
Balsa wood is classified as a hard wood!
41
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
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
One 75-watt bulb gives more light than three 25-watt bulbs.
57