You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102
One in five long-term love relationships began with one or both partners being involved with others.
177
You burn 26 calories in a one minute kiss.
605
There are 2,500,000 rivets in the Eiffel Tower.
98
When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
423
To get a song out of your head, try doing something like a puzzle or Sudoku.
13
New York's Central Park is nearly twice the size of the entire country of Monaco.
42
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