Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Most dust particles in your house are made from dead skin!
67
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
The inventor of the Super Soaker squirt gun was a NASA Scientist who also helped develop the Stealth Bomber and the Galileo mission to Jupiter.
7
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Balsa wood is classified as a hard wood!
41
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3