According to studies, men change their minds two to three times more often than women.
72
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Most dust particles in your house come from dead skin.
48
The only letter not appearing on the Periodic Table is the letter "J".
180
No matter how cold it gets, gasoline will not freeze.
107
One 75-watt bulb gives more light than three 25-watt bulbs.
57