Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Sound travels about 4 times faster in water than in air.
408