Every time you charge your phone or unplug an electric car, the battery’s internal parts subtly expand and contract. Over ...

Some upgrades are simply cheaper to do while your solar system is being installed than they are to add later. We've got prime ...

Not all headphones deliver the same experience, but the Beats Solo 4 has become iconic for good reason since Apple acquired ...

This sleek, lightweight laptop with an aluminum build and a classic silver metal frame gives off a premium look. You’re ...

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the winter months.

When the clocks go back and the days close in, it’s natural to wonder whether solar panels can still pull their weight. The ...

I never thought I'd ever say this, but having a decent charger in today's day and age has actually proven to be a game ...

Creating mini mitochondria factories helped recharge damaged cells in a dish, providing proof-of-concept work that could pave ...

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

Capacitors are small but powerful components that temporarily store electrical energy. This video explains how they charge and discharge, how they regulate voltage, and why they are essential in ...

Every cell depends on proteins to function and stay healthy. These proteins are made inside the cell from amino acids, but ...

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. But to be clear: Just because it is safe ...