The force of a suction cup is calculated using F=AP.
15
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
A cesium atom in an atomic clock beats over nine billion times a second.
43
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
The bark of an older redwood tree is fireproof.
65
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61