A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
29
WAL-MART generates $3,000,000.00 in revenues every 7 minutes!
74
Pollen can travel up to 500 miles in a day.
40
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
The chances of making two holes-in-one in a round of golf are one in 67 million.
67
The small pocket in the larger pocket of your jeans was designed for pocket watches.
11