A cesium atom in an atomic clock beats over nine billion times a second.
43
For every gallon of sea water, you get more than a quarter pound of salt.
45
Most dust particles in your house are made from dead skin!
67
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Diamonds can be shattered with a hammer.
-104
Balsa wood is classified as a hard wood!
41