Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
German chemists made a replica of a trophy the size of one molecule.
68
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
A cubic yard of air weighs about 2 pounds at sea level.
31
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
According to studies, men change their minds two to three times more often than women.
72
Hot water can freeze faster than cold water.
181
Liquid TIDE laundry detergent glows under a blacklight.
96