During his or her lifetime, the average human will grow 590 miles of hair.
69
It's impossible to kill yourself by holding your breath.
703
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
22% leave the glob of toothpaste in the sink.
118
Play-Doh was first manufactured as a wallpaper cleaner.
122
Bullet proof vests, fire escapes, windshield wipers, and laser printers were all invented by women.
1k
A real estate agent's rule of thumb: To estimate what a house will sell for, ask the owner what its worth and subtract 10%.
24
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