Here is a tried and tested sample circuit of a Li-Ion battery charger that can be used to charge any 3.7V Li-Ion battery using a 5VDC (USB, Solar Panel…) power supply. At the heart of the circuit is ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. This story has been updated. It was originally published on 8/23/17 ...

The bulky batteries that power mobile devices could one day be extinct. Oki Printed Circuits has showcased technology that embeds a 170?m-thick thin-film all-solid-state lithium-ion (Li-ion) ...

If you want to power modern outdoor comforts, you need more power. Here's how to install a second lithium battery to your off ...

TL;DR: Recent advancements in lithium-sulfur battery technology have been reported by two independent research teams, each tackling key challenges in commercializing these energy storage devices. One ...

Silicon-carbon batteries are becoming a big deal when it comes to improving the endurance of your technology, so here's ...

Not all tech geniuses are barely old enough to shave. For proof, look no further than John Goodenough, who was 57 years old when he co-invented the lithium ion battery, which is very likely the power ...