In zero gravity, a candle's flame is round and blue.
16
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
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
According to studies, men change their minds two to three times more often than women.
72
The force of a suction cup is calculated using F=AP.
15