A bike repair kit is unquestionably useful — unless you don’t own a bike and have no plans to get one in the near future. That kind of item, which serves a purpose but does not serve a purpose to you, ...

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 ...

Enterprise AI spending hit $37 billion in 2025—a 200% jump from the year before. The message from the C-suite couldn’t be clearer: AI is no longer a competitive advantage. It’s table stakes. So why ...

I’ll be honest: I’m not especially keen on making crosscuts with a table saw. Doing so introduces stability problems that don’t really exist when ripping lumber. When you rip a board, the material ...

Traditional methods for creating dynamic drop-down lists in Excel, such as using INDIRECT or named ranges, often come with significant limitations. These approaches can break when tables are renamed, ...

Leaders love AI because it makes knowledge easy to reuse: instant drafts, instant code, instant analysis. But the research shows that making knowledge easy to reuse has a hidden cost. Chengwei Liu is ...

SpaceX isn’t missing from Artemis. It’s just waiting for the landing phase. SpaceX has become NASA’s most visible commercial partner, flying astronauts to the International Space Station and landing ...

China installed 561 gigawatts of wind power electricity by the end of 2024, easily the largest amount in the world. The U.S. is second. President Donald Trump launched his latest broadside against ...