Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
17
The only letter not appearing on the Periodic Table is the letter "J".
180
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