Sound travels about 4 times faster in water than in air.
408
Indoor pollution is 10 times more toxic than outdoor pollution.
62
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
A cubic yard of air weighs about 2 pounds at sea level.
31
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Scientists in Germany have developed a candy that doesn't cause cavities.
11