For every gallon of sea water, you get more than a quarter pound of salt.
45
One barrel of petroleum holds 42 gallons.
20
Sound travels about 4 times faster in water than in air.
408
A ball of glass will bounce higher than a ball made of rubber.
73
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
There are more atoms in one teaspoon of water than there are teaspoons of water in the Atlantic Ocean.
13
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75