Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
For every gallon of sea water, you get more than a quarter pound of salt.
45
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
Most dust particles in your house are made from dead skin!
67