Lithium is at the moment the ruler of the battery world, a key ingredient within the batteries powering telephones and electrical automobiles.
But as issues concerning the provide chain swell, scientists are searching for methods to chop down costly, hard-to-source battery substances. While there are already choices that cut back the necessity for some, like cobalt and nickel, there’s been little recourse for these trying to dethrone lithium.
But over the previous few months, firms in China have introduced forays into a brand new type of battery chemistry that replaces lithium with sodium. In concept, these new batteries may assist push prices down. But it’s unclear simply how quickly they’ll be prepared to suit into actual automobiles. Read the complete story.
—Casey Crownhart
How to hack a wise fridge
Do you understand how many internet-connected units there are inside your private home? These days, it could possibly be virtually something: a thermostat, a TV, a lightbulb, an air conditioner, or a fridge. You’d in all probability wrestle to determine the quantity out.
What’s changing into clearer is simply how a lot knowledge these units are producing, and the way many individuals can entry that knowledge in the event that they need to. (Hint: it’s so much.)