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
Sound at the right vibration can bore holes through a solid object.
134
A cesium atom in an atomic clock beats over nine billion times a second.
43
Pure water (H2O) does not conduct electricity on its own.
46
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
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