Fortunately, CNET has a testing lab that allows us to get more hands-on experience with these big batteries. At our ...

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 ...

CR answers questions about used EVs, which are cheaper than gas or hybrid cars. But how long will the battery last? What are ...

We've tested hundreds of laptops to find the ones that last the longest between charges. These battery-life champs will ...

A recent increase in lithium battery fires has sparked safety concerns; however, the lithium category covers a vast number of ...

Although upfront costs are higher, rechargeable batteries can greatly reduce costs over the long run, and are kinder to the environment than mass-produced disposables. Our rigorous testing gives a ...

Fewer of the fires are starting indoors, which suggests that New Yorkers are heeding warnings and storing the batteries ...

A 600-mile range is an incredible jump for electric vehicles, but what makes solid-state batteries different from lithium-ion ...

Electric vehicles are constantly improving, but there's no doubt these ever-evolving petrol and diesel alternatives still ...

Because it requires no extra batteries, it offers a much more affordable way to produce drinking ...