In 1976, an underachieving Princeton junior undergraduate wrote a term paper detailing how to make a nuclear bomb. He got an "A", but never got his paper back because it was seized by the FBI.
16
It's impossible to sink in the Dead Sea without equipment!
72
Coins usually survive in circulation for about 30 years.
66
When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!
114
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
30
Pollen can travel up to 500 miles in a day.
40
There are more telephones than people in Washington, D.C.
121
There are 293 ways to make change for a dollar.
148