Interesting Engineering on MSN

New solid-state sodium battery could replace lithium for safer, cheaper EVs

Researchers in Canada have tested solid-state sodium batteries that are safer, cheaper and more sustainable than lithium ones ...
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Mercedes is about to launch an EV with a revolutionary battery – here’s what to expect

Translator Solid-state batteries are edging from lab promise to highway reality, and Mercedes wants to be first in your driveway. In the race to ...
Google Glass Almanac

This new battery lasts 5,700 years without recharging – and it’s already real

A nuclear-powered betavoltaic just moved from concept to proof of principle. Built around carbon-14 embedded in artificial ...