The Duolingo icon, Duo, is sick. It doesn't look like Tylenol or NyQuil can make Duo feel better. The only way Duo can heal is if you complete your lesson. As long as you leave Duo hanging, he's going ...

The language learning app revealed that its mascot Duo — formally known as The Duolingo Owl — has unexpectedly died for its latest brand marketing campaign. "Authorities are currently investigating ...

Duolingo is saying goodbye to a legend. Stream NBC 5 for free, 24/7, wherever you are. The language learning app revealed that its mascot Duo — formally known as The Duolingo Owl — has unexpectedly ...

WASHINGTON — Language learning app Duolingo revealed this week that the bright green owl that was the face of the company has "died," in a viral social media stunt. Duo, who was known for his menacing ...