In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Most dust particles in your house are made from dead skin!
67
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
One barrel of petroleum holds 42 gallons.
20
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108