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
The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
Cash machines are as dirty as public toilets.
175
No matter its size or thickness, no piece of paper can be folded in half more than 8 times.
-64
Seaweed can grow up to 12 inches per day!
59
Each day, there are over 120 million sexual intercourse taking place all over the world.
301
The chills you sometimes feel when listening to music is called "musical frisson."
18
It takes the same amount of time to age a cigar as wine.
25