Balsa wood is classified as a hard wood!
41
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Nearly 50% of the world's scientists are assigned to military projects.
71
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3