Wireless earbuds have more features than ever, but that comes at a cost: power. Here's how to maximize your battery life.

Learn how to make your car battery last longer with this expert advice from CR. These simple steps will catch any battery ...

This easy-to-build walking reindeer can be constructed with only a bow motor, battery, wires, and a few other parts.

CES 2026 is just around the corner and we will be there again but, looking back, our 2025 coverage was very popular. Though ...

Cold weather exposes weak batteries fast. Here’s how to spot the warning signs—and replace it before winter leaves you stuck.

If you have a Raspberry Pi project that you want to take on the go, you have a few different options for power. Here are the ...

Windows 11 has a built-in report that provides insight into your laptop's battery health (and whether a replacement is needed).

By compressing and expanding carbon dioxide, this unusual battery solves one of renewable energy’s toughest reliability ...

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 ...

Ivano Aiello receives funding from private donors. When fire broke out at the world’s largest battery energy storage facility in January 2025, its thick smoke blanketed surrounding wetlands, farms and ...

Whether you were won over by the cameras on the new iPhone 17 or you’re sticking it out with your iPhone 12, having a little extra power around is never a bad thing. The best MagSafe power bank is one ...

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you ...