Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
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
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The force of a suction cup is calculated using F=AP.
15
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Sound at the right vibration can bore holes through a solid object.
134