Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Nearly 50% of the world's scientists are assigned to military projects.
71
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
One ragweed plant can release as many as one billion grains of pollen!
51
One barrel of petroleum holds 42 gallons.
20