SAN FRANCISCO -- During an emergency, it's important to keep your cellphone handy and charged. In the event the power goes out, it's going to be even more difficult to find a place to plug back in and ...

Learn how to make a DC motor using a simple battery in this intriguing tutorial. This amazing idea transforms basic materials ...

In this comprehensive tutorial, you'll learn how to make a battery charger from scratch! Whether you're a DIY enthusiast or a ...

With adapters, you can often use Milwaukee, Ryobi, Makita, or DeWalt batteries across brands, but they carry risks like ...

Lithium-ion batteries revolutionized the world when Sony brought them to the mass market in 1991. Compared to previous rechargeable battery technology, they were lighter, more energy-dense, last ...

Running low on battery juice is one of the most frustrating problems on a Windows laptop. To combat this, Microsoft offers an Energy Saver mode that tries to keep the charge alive. But that option ...

In a post on the official Pixel support community yesterday, Google said it was aware of swelling issues with certain Pixel 7a devices. To make things right, the company is offering an extended repair ...

If you're out and about with your laptop, or just in a different room than your charging cable, you want to eke out as much time as possible before the next recharge—and an important part of that is ...

For more than 10 years Tyler has used his experience in smart home tech to craft how-to guides, explainers, and recommendations for technology of all kinds. From using his home in beautiful Bend, OR ...

The advanced battery cell design and new manufacturing processes outlined by Tesla Inc CEO Elon Musk are promising, battery experts say, but they questioned how quickly they can be implemented and how ...