The earth is approx. 6,588,000,000,000,000,000 tons.
175
Nearly 50% of the world's scientists are assigned to military projects.
71
Scientists in Germany have developed a candy that doesn't cause cavities.
11
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Most dust particles in your house come from dead skin.
48
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61