Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
The Gate Tower Building skyscraper in Japan has a highway passing through its fifth, sixth and seventh floors.
7
In the case of an emergency, a Crayola crayon can be used as a candle and will burn for about 15 minutes.
36
Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
No piece of square dry paper can be folded more than 7 times in half!
26
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4
The best time for a person to buy shoes is in the afternoon. This is because the foot tends to swell a bit around this time.
49