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 cruise liner, 'Queen Elizabeth 2', moves only six inches for each gallon of diesel that it burns.
26
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
Déjà vu occurs when your brain tries to apply a memory of a past situation to your current one, fails, and makes you feel like it's happened.
12
Caffeine boosts memory.
405
There was once an undersea post office in the Bahamas.
241
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
More Americans have died in car accidents than have died in all the wars ever fought by the United States.
55