When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Balsa wood is classified as a hard wood!
41
Pure water (H2O) does not conduct electricity on its own.
46
Hot water can freeze faster than cold water.
181
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Aluminum used to be more valuable than gold!
84
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18