Cordless vacs are a wonder of modern life with one drawback: Battery life. Here’s how to get the most of yours. When not writing, Jeff spends his free time fixing up his old house. He has tackled a ...

I 've read that replacement batteries for cordless drills don't hold a charge as well as the original equipment. Is that true? Based on years of cordless-drill testing, during which we've had to ...

Fed up of your battery dying before you've finished? We've toughened up our tests so that only vacs with a good runtime can earn a Best Buy. See how brands such as Dyson and Shark compare We know from ...