Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Pure water (H2O) does not conduct electricity on its own.
46
For every gallon of sea water, you get more than a quarter pound of salt.
45
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
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
The earth is approx. 6,588,000,000,000,000,000 tons.
175
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21