When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Scientists aren't sure what color dinosaurs were.
312
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3