The steady rise of electric vehicles and renewable energy systems has pushed batteries to the limit. With cars, drones, and even global grids relying ever more on rechargeable cells, battery ...

U.S. energy needs have changed dramatically over the last few decades, and questions are growing as to whether our grid can manage these new demands. Aside from rising temperatures—the National ...

I have spent a lot of time writing about how battery wear is a fact of life, and the more a battery is used, the more it will wear. It is a consumable item, and it will wear. But there are also things ...

Many of today's mobile phones, like the slim iPhone Air, are lightweight and sleek, with an advanced design and the latest in modern technology. It's a far cry from previous models, which were bulkier ...