In 2025, the Instagram algorithm has become more advanced than ever, using artificial intelligence and machine learning to decide what content users see in their Feeds, Reels, Stories, Explore pages, ...

Companies, nonprofit organizations, and governments design algorithms to learn and predict user preferences. They embed these algorithms in recommendation systems that help consumers make choices ...

The original version of this story appeared in Quanta Magazine. If you want to solve a tricky problem, it often helps to get organized. You might, for example, break the problem into pieces and tackle ...