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The Meaning of Swarf

Mark in Bostonia, California, works in a machine shop where a sign warned: Beware of coolant and swarf. The word swarf refers to filings or dust created from machine work. Swarf can also function as a verb meaning “to cover with dust or grit...

Time Machine

After Sarah moved from Wisconsin to Iowa, she sparked some momentary confusion when she asked a store clerk where his TYME machine was. In parts of Wisconsin, Florida, and Michigan there are automated teller machines, or ATMs, called TYME machines...

Tyme Travel

On Twitter, @mollybackes notes that in Wisconsin, a Tyme machine dispenses cash, not time travel. This is part of a complete episode.

Episode 1486

The Last Straw

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...

Why Do We Call it Air Conditioning?

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...

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