Once celebrated for its cheeky owl mascot and quirky social-media persona, Duolingo has suddenly found itself in the crosshairs of the very audience it once delighted. Duolingo CEO Luis von Ahn ...

Monolinguists wanting to communicate with the global masses have never had it so easy. Trusty old Google Translate can convert the content of images, audio, and entire websites across hundreds of ...

As marketing stunts go, this one has "killed" it. The “death” of a beloved mascot has sparked the kind of online frenzy that advertisers dream of, with everyone from the World Health Organization to ...