You can easily delete a language on your Duolingo iPhone app, but you can only do so on a computer. Here's how to do it.

Duolingo, a quick-and-easy learning app that boasts more than 128 million monthly active users worldwide — mostly for its language offerings — has expanded into mathematics with elementary and middle ...

Duolingo has cast Duo, its lovable and plucky owl mascot, as the star of the company's first-ever anime series, '最後の決戦 (The ...