Tsunamis ( tidal waves ) travel as fast as jet planes.
97
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
It is impossible to hum if your nose is plugged.
366
On average, the life span of an American dollar bill is eighteen months.
33
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
The small pocket in the larger pocket of your jeans was designed for pocket watches.
11
Caffeine boosts memory.
405