Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
Real diamonds do not show up on x-ray.
36
Extremely high pressured water can easily cut through a steel beam.
51
You share your birthday with at least 9 million other people in the world.
205
Since 1982, a radio frequency emanating from Russia has been broadcasting a buzzer-like sound and, periodically, an unknown voice reads orders, names, and numbers. No one knows where exactly it is coming from or what it means.
13
On average, a disposable diaper can hold up to 7 pounds of liquid.
22
There's a company in China that allows you to hire someone to stand in line for you for $3-$5 an hour.
14
Sudbury Valley School allows students to do whatever they want; no curriculum, tests, homework, or even classes unless requested. 82% of students get accepted to college, as opposed to the 63% national public school average.
21