Diamonds can be shattered with a hammer.
-104
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
The storage capacity of human brain exceeds 4 Terrabytes.
140
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75