Tsunamis ( tidal waves ) travel as fast as jet planes.
97
Each day, more than $40 Trillion Dollars changes hands worldwide.
37
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
A million dollars' worth of $100 bills weighs only 22 pounds!
32
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28
Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
7
The odds of being killed by falling out of bed are one in two million.
136