Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
German scientists claim to have evidence that suggests that our universe may exist inside of a computer simulated Matrix.
18
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Balsa wood is classified as a hard wood!
41
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
The earth is approx. 6,588,000,000,000,000,000 tons.
175
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