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 oldest living person smoked cigarettes from the age of 21 to 117.
13
Tae Kwon Do is only around 60 years old.
64
Americans are responsible for generating roughly 20% percent of the garbage in the world.
29
If you get water flowing fast enough, it can cut metal.
354
Each year, more than 50,000 people are injured by jewelry in the U.S.
29
When Heinz ketchup leaves the bottle, it travels at a rate of 25 miles per year.
127
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240