A ball of glass will bounce higher than a ball made of rubber.
73
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
The average temperature at 40,000 feet above sea level is -60 F.
56
The storage capacity of human brain exceeds 4 Terrabytes.
140
4.5 pounds of sunlight strike the Earth each day.
27