Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Scientists are now able to grow 'beating' heart tissue in a lab!
162
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Pumice is the only rock that floats on water.
14
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38