Duolingo's Oscar character plays chess with Duo, the company's owl mascot. Android, it's your move. Language-learning app Duolingo announced Tuesday that it is launching its chess instruction to ...

Add Yahoo as a preferred source to see more of our stories on Google. Duolingo, the popular language-learning app, appears to have developed an interesting new feature, according to some users. Social ...

It's the go-to language app for millions of people around the world. But it appears that Duolingo has crashed this afternoon.