Balsa wood is classified as a hard wood!
41
No matter how cold it gets, gasoline will not freeze.
107
One cubic foot of gold weighs more than 1,200 pounds!
78
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
Nylon is made from coal and petroleum.
42
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
