One cubic foot of gold weighs more than 1,200 pounds!
78
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Diamonds can be shattered with a hammer.
-104
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Each day, up to 150 species of life become extinct.
-23
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Sound at the right vibration can bore holes through a solid object.
134