In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The force of a suction cup is calculated using F=AP.
15
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Most dust particles in your house are made from dead skin!
67
A cubic yard of air weighs about 2 pounds at sea level.
31
Your brain is 80% water.
525