Duolingo users that want to master ASL are out of luck, but there are similar options out there that can also be accessed ...

Language courses can boost cognitive skills and multitasking abilities. But I'm learning Dutch on Duolingo because it's fun.

While an A.I. pivot has spurred unprecedented user growth at Duolingo, the popular language learning app’s costly new strategy has received a frostier embrace from investors. The company ...