To researchers who have studied moderation efforts and platforms, it’s the most recent move toward a more freewheeling and unbridled social media environment.

Even before Meta dropped fact-checkers, it could be hard to know what to believe on social media. Parents can help kids sort through posts to learn what’s true.

Meta's announcement that it would scrap its fact-checking system was hailed by some, but it also prompted fears that it will allow more online hate.