One third of the electricity produced on earth is used to power electric light bulbs!
75
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
For every gallon of sea water, you get more than a quarter pound of salt.
45
The smell of freshly cut grass is actually a plant distress call.
31