Duo was fatally hit by a Tesla Cybertruck, the language-learning company announced this week. The snarky owl has been the face of Duolingo for over a decade. Why his sudden demise, and what's next?

Language learning app Duolingo is known for having fun with its mascot, Duo. Once you've downloaded the app, if you stop using it, then Duo's features sometimes slowly melt in a look of ...

Duolingo's mascot faked his death to get users to do their daily lessons, and attention from pop star Dua Lipa. Here's how he masterminded it — and why one expert sees the campaign as a success.

Duolingo's mascot faked his death to get users to do their daily lessons, and attention from pop star Dua Lipa. Here's how he masterminded it —... Call it a miracle, or a marketing ploy ...

Two weeks after announcing the murder of its sassy green mascot, the language-learning platform Duolingo now says he's fine — and that he orchestrated the entire thing. "Faking my death was the ...