One ragweed plant can release as many as one billion grains of pollen!
51
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Diamonds can be shattered with a hammer.
-104
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
One third of the electricity produced on earth is used to power electric light bulbs!
75
Neanderthal man had a brain capacity 100cc larger than modern man's.
50