Most dust particles in your house are made from dead skin!
67
The storage capacity of human brain exceeds 4 Terrabytes.
140
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
In zero gravity, a candle's flame is round and blue.
16