Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
The average home creates more pollution than does the average car.
33
A cesium atom in an atomic clock beats over nine billion times a second.
43
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Hot water can freeze faster than cold water.
181
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118