Sound travels fifteen times faster through steel than through air.
134
According to studies, men change their minds two to three times more often than women.
72
Cold water weighs more than hot water.
93
A cesium atom in an atomic clock beats over nine billion times a second.
43
Pumice is the only rock that floats on water.
14
Nylon is made from coal and petroleum.
42
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Billions of neutrinos pass unnoticed through your body every second.
6