Batteries need to work in harsh conditions and last a long time, but these are five of the worst-performing batteries, according to Consumer Reports testing.

Windows 11 has a built-in report that provides insight into your laptop's battery status, including whether a replacement is actually needed.

Join Austin as he takes you through a step-by-step guide to diagnosing and fixing an electrical problem in his drift car.

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

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Testing Super Cruise in the rain shows just how far driver assistance systems have come. But there's still a ways to go.

When compared with basic battery chargers, the FOXWELL BC521 stands apart through its combined charging, testing, and ...

Price and co-driver Sean Berriman banked second place on the stage, firming up P2 on the combined leaderboard in the Stock ...

The Bluetti Charger 2 is the company's latest charger for van life, RVs and digital nomads. I took a look at CES 2026.

If you're looking for tools that can make working on your car an easier experience, check out these time-saving tools you can ...

A jump start uses a working battery to supply enough current for the starter motor, then lets the alternator recharge the ...

The Car and Driver testing department often looks at life with a bit of a different lens. It's kinda like those who took the red pill; it's just a lot of numbers floating around. The numbers feed our ...