In this era of cheap lithium pouch cells, it might seem mildly anachronistic to build AA batteries into a project. There are enough valid reasons to do so, however, and enough legacy hardware that still takes AAs, that it’s worth spending some time ...

Batteries are still a large part of our tech lives. We can’t really escape from them, with AA and AAA batteries in particular used in a range of devices.

From kitchen staples to home upkeep and wellness goods, these Costco picks help retirees save money on high-quality items without compromising their lifestyle.