Remember Duracell’s PowerCheck? The idea was that a strip built into the battery would show if the battery was good or not. Sure, you could always get a meter or a dedicated battery tester ...

NEW YORK — Duracell is still a billion-dollar brand, but as personal electronics have evolved from Game Boys and digital cameras to smartphones and smartwatches, the role of the battery has changed in ...

Unlock to see our ratings and compare products side by side Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more ...

Unlock to see our ratings and compare products side by side Life test measures how a battery endures repeated charge-and-discharge cycles at hot-climate engine-compartment temperatures. The more ...

Warren Buffett turned $600 million into over $4 billion by betting on Gillette, then parlayed his stake in the shaving specialist into acquiring Duracell. Here's the story of how the famed ...