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 name Joshua is Hebrew for 'Jesus'.
74
You burn more calories sleeping than you do watching television.
348
Oak trees can live 200 or more years.
61
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Real diamonds do not show up on x-ray.
36
In many countries, urine was used as a detergent for washing.
17
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18