Duolingo is killing it with social-first storytelling, proving that innovative marketing can drive viral moments and real momentum.

Language learning app Duolingo recently revealed some sad news – its iconic owl mascot Duo, was dead. Well, surprise! After a dramatic fake death, the beloved bird is back, returning to berate ...

Credit: Duolingo/Getty Images Language learning app Duolingo recently revealed some sad news – its iconic owl mascot Duo, was dead. Well, surprise! After a dramatic fake death, the beloved bird ...