A research group from China has investigated the long-term stability of using two-butted-well horizontal (TWH) located in low-grade, dipping salt layers for compressed air energy storage (CAES).

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 ...

Kaitlin Sullivan is a health and science journalist based in Colorado. She's been part of multiple award-winning investigations into health topics including the international medical device industry ...