Duo the Owl, Duolingo's make-believe mascot, is alive. The language-learning app announced on Monday that the mascot had faked his death. Duolingo announced two weeks ago that the mascot was ...

Duo, the owl mascot that reminds users of the Duolingo app to do their language lessons, is “dead,” the company announced on social media Tuesday. “It is with heavy hearts that we inform you ...