Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Most dust particles in your house come from dead skin.
48
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Nuclear power prevented an average of over 1.8 million deaths between 1971-2009 as a result of lower air pollution from reduced coal usage according to NASA.
5
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11