Most dust particles in your house come from dead skin.
48
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Each day, up to 150 species of life become extinct.
-23
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
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