Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Scientists aren't sure what color dinosaurs were.
312
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51