There are only two sequences of four consecutive letters that can be found in the English language: rstu and mnop. Examples of each are understudy and gymnophobia.
Category: Facts
Close to two million people who go to hospitals in the United States for one ailment wind up catching another.
photo by: renjith krishnan
Even a small amount of alcohol placed on a scorpion will make it go crazy and sting itself to death.
photo by: zac knoblauch
There are more than one million animal species on Earth.
The first toilet tank ever seen on television was on Leave it to Beaver.
