Everyone who’s trying to learn a new language these past few years is almost certainly using the Duolingo app. You probably have at least one friend who’s kind of annoying about it. It’s so popular, ...

On an earnings call, CEO Luis von Ahn highlighted the stream of funny and unhinged Duolingo-themed costumes people wore for ...

Duolingo’s new chess course is the clearest illustration of how a large company can use AI coding apps to accelerate product ...