Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
30
The first household refrigerators cost about $16,000, in today's money!
47
No matter its size or thickness, no piece of paper can be folded in half more than 8 times.
-64
If you counted 24 hours a day, it would take 31,688 years to reach one trillion!
44
In many countries, urine was used as a detergent for washing.
17
There are 2,500,000 rivets in the Eiffel Tower.
98
The revenue that is generated from gambling is more than the revenue that comes from movies, cruise ships, recorded music, theme parks, and spectator sports combined.
15
It takes about 63,000 trees to make the newsprint for the average Sunday edition of The New York Times.
-11