SAN FRANCISCO -- During an emergency, it's important to keep your cellphone handy and charged. In the event the power goes out, it's going to be even more difficult to find a place to plug back in and ...

We may receive a commission on purchases made from links. Cordless power tools can be expensive, and one of the biggest factors that drives up the price is the batteries that power them. There are a ...

Repeated exposure to extreme heat reduces hybrid battery life. Frequent Level 3 DC fast charging shortens the life expectancy of a plug-in hybrid battery. Habitual charging to 100% affects a plug-in ...

Whether you're a professional or a DIYer working around the house, it's worth knowing what kind of protection you're getting with your power tools and how to make the most of it. Ryobi, known for its ...