Spoonerisms can be silly and make you laugh. But linguists see something more: a rare glimpse of how the mind plans speech before we even open our mouths.

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WARNING: If you’re short on time at the moment and have a list of even trivial things to do you should skip to the next article immediately. Only pass the next minute or two reading this essay if you wish to immerse yourself in an insignificant — possibly even a meaningless topic of interest to […]

Bilingual participants had brains appearing six years younger, while those speaking four languages showed brains that were roughly 13 years younger.