Duolingo's decision to replace contractors with AI has sparked a wave of user outrage and public pledges to quit the app.

China has once again beat everyone else to a clean energy milestone—its new nuclear reactor is reportedly one of the first to ...

Looking to pick up a new language this year? Duolingo's new AI lessons will mainly benefit beginners, but you'll be able to ...

Google’s Pichai says DOJ’s breakup plan would derail its business. Alphabet CEO Sundar Pichai said Wednesday that the Justice Department’s proposed measures to break up what it calls Google’s internet ...

Find new ideas and classic advice on strategy, innovation and leadership, for global leaders from the world's best business ...

NBC News' Gadi Schwartz talks to Dr. Tara Stoinski, who has more than 20 years of experience studying and researching ...