A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
The number of text messages sent and received in a given day is greater than the world's population.
198
By peeing in the shower, you can save 1,157 gallons of water a year.
31
In 1976, an underachieving Princeton junior undergraduate wrote a term paper detailing how to make a nuclear bomb. He got an "A", but never got his paper back because it was seized by the FBI.
16
On average, every dollar bill you touch has over 3,000 different types of bacteria.
8