The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
No matter how cold it gets, gasoline will not freeze.
107
The sun is 330,330 times larger than the earth.
75
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Iron weighs more after it rusts.
16
Iron weighs more after it rusts.
68