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
Nylon is made from coal and petroleum.
42
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Iron weighs more after it rusts.
68