Capacitors are small but powerful components that temporarily store electrical energy. This video explains how they charge ...

A new material called multiscale reduced graphene oxide could mean faster charging and power delivery than traditional batteries allow.

Being able to recharge an electric car in seconds rather than hours, or a phone in the blink of an eye. This prospect could soon become reality thanks to a major breakthrough in energy storage that ...

Fitbit's Charge series has long been the Goldilocks of fitness trackers — not quite a smartwatch, but far more capable than a basic step counter. With the Charge 6 (released in 2023), Fitbit packed ...

Choosing the right capacitor, especially the right tantalum capacitor, is crucial to ensure equipment reliability both at first turn-on and over time. Always consider derating to achieve the best ...

Our fundamental passive and inherently analog components—resistors, capacitors, and inductors—are so conceptually simple and easy to describe that we often don’t fully articulate or appreciate the ...

It’s a widely known problem with roots in urban legend: Devices with motherboards failing in the early 2000s with a sudden pop, a gruesome spill, or sometimes a burst of flames. And it was allegedly ...

Electric car owners experience a problem at 1 out of every 5 public charging sessions they initiate, according to a recent survey by Consumer Reports’ EV Charging Community. The likelihood of problems ...

With even mid-range smartphones now packing enough processing power to last half a decade or longer, hardware longevity has become an important consideration for many of us. And while the industry has ...

A universal plug and charge solution is coming to all public charging stations in the U.S. Charging companies right now use their proprietary authentication systems, which aren't seamless and require ...

No more fobs, no more app signups. Just plug in and start charging. No more fobs, no more app signups. Just plug in and start charging. is transportation editor with 10+ years of experience who covers ...

To fill a car with gas, you generally just need a credit card or cash. To charge an EV at a DC fast charging station, you need any number of things to work—a credit card reader, an app for that ...