Although your vehicle's battery is essential to its operation, it's also easy to forget about—or at least take for granted—when everything is running smoothly. That, of course, changes when your ...

A car battery is a crucial component that plays a vital role in the operation of a vehicle. Its primary function is to provide electrical energy to start the engine and power various electrical ...

Car batteries tend to die at the most inconvenient moments, so periodic testing is the best way to avoid these troubles. Knowing what causes repeated battery failures can help you stay ahead of the ...

The battery is perhaps the most important aspect of your car that's always overlooked, and these five are notably ones you'll ...

UL Solutions, a global company for applied safety science, has announced enhancements to the testing methods for battery energy storage systems (BESS). The new testing methods will address industry ...

Modern electronic technologies like smartphones, laptops, and electric vehicles (EVs) are in high demand. As these technologies evolve with more and more functionalities, the demand for better, more ...

️ Editor's note: This article was updated with new information in December 2025. Dead batteries are a predictable reality for any car that spends more time parked than driven. Battery discharge does ...

There's no greater disappointment then getting ready for a night on the town, or packing up your car for a nice trip, and your car battery is dead. Next comes the question: is my car battery at the ...

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