Some nursing homes in Germany have fake bus stops to keep Alzheimer's patients from wandering away.
14
The number of text messages sent and received in a given day is greater than the world's population.
198
No matter its size or thickness, no piece of paper can be folded in half more than 8 times.
-64
When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!
114
A million dollars' worth of $100 bills weighs only 22 pounds!
32
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
The scent of women’s tears temporarily reduces sexual arousal and testosterone production in men.
12
A typical full-time worker in the US with a four-year college degree earns about $50,000. This is 62% more than a worker with only a high-school diploma.
72