Duolingo offers a fun, gamified approach to language learning, but quick hits of vocab and inadequate lesson reviews put true fluency out of reach.

Duolingo learned the hard way that you can't joke your way through a backlash after its AI-focused announcement drew ...

Duolingo CEO Luis von Ahn acknowledged employee anxiety over AI, urging teams to embrace the technology amid rising ...

None of us did. The farewell party, presented by BET (Black Entertainment Television), was the last in a series of concerts the first couple had hosted at the White House. Guests were asked to ...