As artificial intelligence systems become increasingly capable of working on their own, keeping them focused on their designated tasks is a growing challenge.

Erin is in her early 40s. She works part time in a demanding job and has two kids in elementary school. She feels constantly exhausted; she's often angry and feels like she can't think like she used to. Her friend tells her it's perimenopause.

For decades, three computer scientists built their careers around an idea about the limits of what computers can do.

Companies around the world are increasingly citing artificial intelligence when slashing jobs, fueling anxiety that a lot more workers may lose their livelihoods to machines.

Nvidia's $3 billion investment in Meta's share sale, announced Tuesday, is the latest addition to a portfolio of stakes, loans and guarantees that has made the chip giant what some analysts describe as the central bank of the artificial intelligence boom.