This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American I rolled out of bed later than I intended to ...

It's easy to assume that cats purr because they're happy. After all, when your kitty contentedly curls up in your lap for some well-deserved scratches and rubs, she's obviously one happy feline.

SciFri Community Manager Kyle Marian Viterbo coaxes her latest interview subject, a cat who resides at Meow Parlor in New York City, to purr. Science Friday recently received a voicemail from a ...