Autonomous AI agents have moved beyond chat—learning, organizing, and even forming online communities. From philosophy to encrypted rooms, their rapid social evolution is thrilling, and unsettling.

"Nurses kept coming by to see him because usually people don't live through his specific type of break. He had to have a halo ...

NBC's "Dateline" covered the Jimmie “Jay” Lee case in a two-hour episode on Jan. 30. Here are six takeaways from "Bringing ...