Christopher Elliott is the founder of Elliott Advocacy (https://elliottadvocacy.org), a nonprofit organization that helps consumers solve their problems. Email him at chris@elliott.org or get help by ...

Duolingo is one of those rare businesses that is firing on all cylinders. Check out whether DUOL stock is a buy, sell or hold ...

The artificial intelligence (AI) revolution has, so far, been largely driven by infrastructure – powerful chips, sprawling ...

Duolingo (NasdaqGS:DUOL) recently celebrated the opening of Duo's Treehouse, an early-learning initiative in Pittsburgh, reflecting the company's commitment to community development and bilingual ...