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As technology improves, the bane of pretty much everyone’s lives is poor battery life. But now there’s a brand new nanowire-based battery that might just last forever.
Researchers from the University of California have accidentally-on-purpose invented the battery that can be charged hundreds of thousands of times without wearing out and will never need replacing.
Nanowires are super conductive and over a thousand times thinner than human hair, so they make for compact, powerful batteries — but they’re very fragile and break quickly.
So the clever researchers, just “playing around”, coated the gold wires in manganese dioxide and a Plexiglas-like gel, making them much stronger and longer lasting.
“Mya was just playing around… when we discovered that just by using this gel, [we] could cycle it hundreds of thousands of times without losing any capacity.”
“This research proves that a nanowire-based battery electrode can have a long lifetime and that we can make these kinds of batteries a reality.”
But don’t get too excited — these batteries are in the very early stages and won’t be in our smartphones for a long time so you’ll just have to stay mad at poor battery life for a while.