Duolingo, the popular language-learning app, appears to have developed an interesting new feature, according to some users. Social media has been alight with language learners claiming their Duolingo ...

Duolingo's Learning and Investment Flywheels give it huge competitive advantages. DUOL's market leadership in language learning will continue to propel its growth. The company's business model of ...

Call it a miracle, or a marketing ploy: Duo the owl is back from the dead. Two weeks after announcing the murder of its sassy green mascot, the language-learning platform Duolingo now says he's fine — ...