Aluminum used to be more valuable than gold!
84
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Most dust particles in your house come from dead skin.
48
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
A cesium atom in an atomic clock beats over nine billion times a second.
43