When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
For every gallon of sea water, you get more than a quarter pound of salt.
45
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Liquid TIDE laundry detergent glows under a blacklight.
96
Sound travels fifteen times faster through steel than through air.
134
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310