Indoor pollution is 10 times more toxic than outdoor pollution.
62
Your brain is 80% water.
525
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
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
Aluminum used to be more valuable than gold!
84
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
In zero gravity, a candle's flame is round and blue.
16