Cold water weighs more than hot water.
93
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
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
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61