Influencers, posts, videos—are they really being honest with you? Many ads slip through without disclosure, and most people don’t even notice. But once you learn the signs, you’ll see them everywhere.

Shanghai AI Lab researchers find that giving AI richer context—called “context engineering”—can make models smarter without retraining.

Your friend came to you because they respect your knowledge and opinion, and outsourcing the answer to a machine is lazy and ...