By Rachel Luzer and Aviva Itskowitz
The part of a wall between two windows is called the interfenestration.
The part of your back that you can't quite reach to scratch is called the acnestis. It's derived from the Greek word for "cheese-grater."
There was no word for the color orange in English until about 450 years ago.
In written English, only one letter in every 510 is a Q.
The opposite of déjà-vu is called jamais-vu: it describes the odd feeling that something very familiar is actually completely new.
The dongle is the name of the device that makes it possible to connect traditional wired headphones to the new iPhone, which doesn't have a headphone jack.
A shape with 99 sides would be called an enneacontakaienneagon.
Eighty percent of the human brain is water.
One human hair can support 3.5 ounces.
Croissants aren't from France; they are from Vienna, Austria.
There are over 100,000 ways to tie a tie.
Karaoke means "empty orchestra" in Japanese.
There are two credit cards for every person in the United States.
The sound of E.T. walking was made by someone squishing her hands in jelly.
There are twice as many kangaroos in Australia as there are people. The kangaroo population is estimated at about 40 million.
You burn more calories sleeping than you do watching TV.
The plastic things on the end of shoelaces are called aglets.
Lighters were invented before matches.
You can fold paper more than seven times
If you folded a paper 103 times, it would span the known universe