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
Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
A typical lead pencil can draw a line that is 35 miles long.
158
The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.
479
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
30 years ago, you could buy a lifetime, unlimited first-class travel pass with American Airlines for $250,000.
14
In Monopoly, the character locked behind the bars is called Jake the Jailbird. Officer Edgar Mallory sent him to jail.
65
An ounce of platinum can be stretched 10,000 feet.
40