The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
In an average hour, there are over 61,000 Americans airborne over the United States.
24
Group "brainstorming" makes each individual in the group less creative and doesn't work as efficiently as the same number of people working alone and then later pooling their ideas.
10
No matter its size or thickness, no piece of paper can be folded in half more than 8 times.
-64
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
Chrysler built B-29's that bombed Japan, Mitsubishi built Zeros that tried to shoot them down. Both companies now build cars in a joint plant called Diamond Star.
29
One human hair can support 3 ounces.
191