In this comprehensive tutorial, you'll learn how to make a battery charger from scratch! Whether you're a DIY enthusiast or a curious beginner, this step-by-step guide will walk you through the entire ...

Learn how to check your iPhone's battery health accurately in iOS 26 with detailed stats and insights beyond the built-in feature.

Batteries are commonly found all over households, but it is critical to charge and dispose of them properly to prevent fires.

Beyond the new features sit the comprehensive suite of health-related tools that make the Pixel Watch 4 a formidable smartwatch and excellent companion for your smartphone. Wear OS and Material 3 ...

It’s the great, universal frustration of computing: You’re trying to finish a project, but your laptop just isn’t working, and you can’t do much about it. Maybe the battery is draining too rapidly, ...

A new ChargerHelp! report finds that nearly a third of U.S. EV charging attempts fail despite high uptime rates, highlighting software interoperability issues and aging infrastructure as key barriers ...

The Office of the Illinois State Fire Marshal, fire departments and organizations across Illinois are teaming up with the National Fire Protection Association, the official sponsor of Fire Prevention ...

Four scientists at MIT have come up with a new battery made of cement. Obviously, a cement battery is not going into your car. But you could have a cement battery at home, use it to store solar energy ...

Turn off a poor connection: If you're somewhere with Wi-Fi and your network connection is poor, shut it down. Activate Airplane mode or turn off mobile data, then manually enable Wi-Fi. The cellular ...

Test-driving electric cars for the past few months has highlighted a glaring issue – the lack of EV charging I have at home. Preparation is the key to ...

As artificial intelligence and data centers demand more power from the grid, Carnegie Mellon University is improving a key technology at the heart of America's energy future—batteries.

Current battery management systems might report a car is 40% charged but drivers have to guess whether they can go 100 kilometers over hills with the heater running. Engineers at the University of ...