Diamonds can be shattered with a hammer.
-104
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
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
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5