The force of a suction cup is calculated using F=AP.
15
The average temperature at 40,000 feet above sea level is -60 F.
56
Cold water weighs more than hot water.
93
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The average home creates more pollution than does the average car.
33
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Most dust particles in your house come from dead skin.
48
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20