Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
No matter how cold it gets, gasoline will not freeze.
107
The smell of freshly cut grass is actually a plant distress call.
31
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Each day, up to 150 species of life become extinct.
-23