If the chemical sodium is dropped into water it will immediately and violently explode.
67
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
Sound travels about 4 times faster in water than in air.
408
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
German chemists made a replica of a trophy the size of one molecule.
68
The earth is approx. 6,588,000,000,000,000,000 tons.
175