A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

A new battery technology has been developed that delivers significantly higher energy storage—enough to alleviate EV range ...

A new sodium-ion battery offers a cheaper and safer alternative to conventional lithium-ion systems, scientists say, paving ...

The 9th U.S. Circuit Court of Appeals announced Monday that an 11-judge panel will hear a San Diego case challenging a California law that requires a background check for nearly all purchases of ...

Shares of Sun Pharma Advanced Research Company Ltd (SPARC) surged 20 per cent in Tuesday's trade after a favourable ruling from a US court regarding the Priority Review Voucher (PRV) linked to its ...

If you own a recent iPhone with Apple Intelligence, this system setting is already helping to improve power management. Here's how it works. Jeff Carlson writes about mobile technology for CNET. He is ...

Maximizing the battery life of your Oura smart ring is essential for getting the most out of it between charges, and we have plenty of tips to help you achieve this. After wearing the Oura Ring Gen 3 ...

Follow ZDNET: Add us as a preferred source on Google. Samsung's Galaxy smartphones are some of the best Android phones available today, thanks to their responsive and feature-rich software. But most ...

[HONG KONG] When Nvidia chief executive officer Jensen Huang hosted a private banquet for suppliers in Taiwan in May, the room was packed with some of the biggest names in global electronics. The ...