Duolingo is known for being a language-learning app that makes the process fun and intuitive through gamified, free, bite-sized lessons. In early September, Duolingo announced it was expanding its ...

Two decades ago, my drum teacher Marty told me he was jealous of the millennial generation. When sweaty, teenage Marty learned to play in the 1970s, he wore out 10-second increments on his vinyl ...