In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Hot water can freeze faster than cold water.
181
If the chemical sodium is dropped into water it will immediately and violently explode.
67
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Balsa wood is classified as a hard wood!
41
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Scientists in Germany have developed a candy that doesn't cause cavities.
11