O.K. is a pair of initials with a multitude of uses -- not to mention a number of different explanations of how it came to be. An upcoming anniversary is the occasion for Mo Rocca to investigate: Word ...

You might be surprised to learn which came first! When you’re expressing assent to something, or conveying that you’re all right, in writing or text, do you use “OK” or “okay”? Chances are you’ve used ...

"OK" is the all-purpose American expression that became an all-purpose English expression that became an all-purpose expression in dozens of other languages. It can be an enthusiastic cheer (A parking ...

What’s the difference between “OK” “Ok” “OK!” “K” and “kk”? They all communicate the same thing–yes, all right–but some of them may cause unintended offense to Millennial and Gen-Zers in the workplace ...

It crops up in our speech dozens of times every day, although it apparently means little. So how did the word "OK" conquer the world, asks Allan Metcalf. "OK" is one of the most frequently used and ...

Russell McLendon is a science writer with expertise in the natural environment, humans, and wildlife. He holds degrees in journalism and environmental anthropology. OK, so you're familiar with "OK." ...

From Buenos Aires to Bangkok, Montreal to Moscow, the languages may differ, but nearly every taxi driver or street vendor in the world understands one word made famous during a raucous U.S.

OK, it's quiz time: You probably say it dozens of times every day. It may be the most widely used expression in the world. And yet it's so simple. OK, ready for the answer? That's it -- the word "OK." ...

The “OK” hand gesture is now a hate symbol, according to a new report by the Anti-Defamation League. The ADL added that symbol along with several others on Thursday to its long-standing database of ...

For those of us who’ve been around a while, it can still feel futuristic when saying “Hey Google” or “OK Google” triggers Google Assistant on an Android phone. However, the illusion quickly falls ...

Your support goes further this holiday season. When you buy an annual membership or give a one-time contribution, we’ll give a membership to someone who can’t afford access. It’s a simple way for you ...

It's already sparked a thousand memes and think pieces, and now "OK boomer" has officially been recorded in New Zealand's Hansard. It was used earlier this week by a Green Party MP who'd just been ...