One 75-watt bulb gives more light than three 25-watt bulbs.
57
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Liquid TIDE laundry detergent glows under a blacklight.
96
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5