Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Pure water (H2O) does not conduct electricity on its own.
46
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
The force of a suction cup is calculated using F=AP.
15