Out of all the senses, smell is most closely linked to memory.
146
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Balsa wood is classified as a hard wood!
41