This is one of the weirder promotions done by an app in recent months. The company even made a video showing Duo being killed ...

Duo was fatally hit by a Tesla Cybertruck, the language-learning company announced this week. The snarky owl has been the ...

Duo was fatally hit by a Tesla Cybertruck, the language-learning company announced this week. The snarky owl has been the face of Duolingo for over a decade. Why his sudden demise, and what's next?

On Sunday night, language-learning app Duolingo's mascot Duo cheerfully mocked the (metaphorical) death of rapper Drake ...