Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Pure water (H2O) does not conduct electricity on its own.
46
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
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