There are still plenty of reasons you might need to use the humble AA battery. Here are the best AA batteries you can buy.

I have a device that takes 4x AA batteries and I'd buy a DC adapter so I don't need batteries anymore.How much voltage/amps/whatever does 4xAA batteries supply? (is there a formula to figure this ...

From AA to AAA, C to D, 9V to 23A, it’s crucial to know how to store disposable batteries, including what to do with them when they no longer work.

Q: How many AA batteries would it take to start a car? A: AA? We prefer AAA—as in the American Automobile Association, which, for a nominal yearly membership fee, will gladly send a mechanically ...

Panasonic’s Eneloop BQ-CC55, our favorite charger for AA and AAA rechargeable batteries, is sleek, compact, easy to use, and plugs directly into a wall outlet.

Traditional batteries may never be the same again since Tetherboard displayed its working Tethercell prototype at CES 2013. It embeds Bluetooth into a traditional AA battery form.

Of course, external battery chargers are always great, but those can run out of power as well. This is why we recommend the not-often-talked-about AA battery phone charger for a variety of reasons.

Here's one reason why EVs don't use AA batteries "Saturday Night Live" pokes fun at electric vehicles with the Mercedes-Benz AA-Class.