To grok something means “to understand it completely.” The word grok comes from a language spoken on the planet Mars—well, at least according to the science fiction writer who coined the term! Also, we know the meaning of the word trauma, but is...
The slang term 4-55 air conditioning is means cooling a car by driving fast with all the windows down. This is part of a complete episode. Transcript of “Air Conditioning With a Do-It-Yourself Crank: 4-55” A friend in Phoenix just taught me about...
Samantha from Charleston, South Carolina, says her mother and grandmother are of Italian heritage, and have always advised keeping one’s neck warm as a precaution against the mal aria. That sort of consigli della nonna, or “Grandmother’s advice”...
In this episode, books for word lovers, from a collection of curious words to some fun with Farsi. • Some people yell “Geronimo!” when they jump out of an airplane, but why? • We call something that heats air a heater, so why do we call something...
Why do we use the term air conditioner to refer a machine for cooling air, when we use the word heater to describe a mechanism for heating air? The term air conditioning was borrowed from the textile industry, where it referred to filtering and...
If someone offered you a croaker with an old man’s face, would you accept? You should! Croaker is a slang term for a hundred dollar bill. Did you ever wonder why we turn up the air conditioning to bring the temperature down? Plus, the tricky debate...

