Sure, in a real-time clock where the cell might last 6-8 years this is not very wasteful. But in an Apple TV remote that gets a lot of use, we hate the choice of a disposable battery.

You might expect a AA or AAA cell to last, at most, a couple of years. Automakers, however, warranty their EVs' battery components, often for around a decade or as much as 150,000 miles of use.

Philips Electronics is introducing a mobile phone with a built-in compartment for an ordinary AAA battery to power the device when the main battery runs low. IE 11 is not supported.

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.

A new emissions-free device created by scientists at Stanford University uses an ordinary 1.5-volt battery to split water into hydrogen and oxygen at room temperature, potentially providing a low ...