What really happens after you hit enter on that AI prompt? WSJ’s Joanna Stern heads inside a data center to trace the journey and then grills up some steaks to show just how much energy it takes to ...

If AI could save you five hours a week, the government wants to know: "what would [you] do with that time?" Would you spend "More time with family? Finally launch that Etsy shop? Fix the garage once ...

Philosopher Meghan Sullivan says during tough times, ancient wisdom can serve as a guide. From politics to religion to AI, she poses big questions to help you find out what the good life means today.