The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Out of all the senses, smell is most closely linked to memory.
146
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
Aluminum used to be more valuable than gold!
84
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11