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A new type of fuel cell that runs on sodium metal could one day help clean up sectors where it’s difficult to replace fossil fuels, like rail, regional aviation, and short-distance shipping. The device represents a departure from technologies like lithium-based batteries and is more similar conceptually to hydrogen fuel cell systems.  The sodium-air fuel […]

In partnership withInfosys Cobalt In the U.S., two-thirds of the country’s 150,000 convenience stores are run by independent operators. Mom-and-pop shops, powered by personal relationships and local knowledge, are the backbone of the convenience sector. These neighborhood operators have long lacked the resources needed to compete with larger chains when it comes to technology, operations,

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Can nuclear power really fuel the rise of AI? In the AI arms race, all the major players say they want to go nuclear. Over the past year, the likes of Meta, Amazon,