Have you ever wondered whether it’s better to replace your Apple iPhone's battery or just get a new phone? Lisa from Grafton, Wisconsin, recently wrote to us with this exact question. Here's what she ...

Kelly has over 10 years of experience writing about home design and improvement for many prominent publications. She also spent several years working at a tech startup for an interior design game ...

John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security. He earned his BS in journalism from Utah Valley University. In ...

Timothy has written about personal finance, including detailed home renovation and repair cost guides, since 2017. His work covers everything from plumbing and roofing to solar and pest control. Find ...

Replacing an air conditioner is expensive, but there are some ways to save. Some or all of the mortgage lenders featured on our site are advertising partners of NerdWallet, but this does not influence ...

In an ideal setting where the sky's the limit in terms of budget and labor costs, replacing the brake rotors or brake discs when changing the brake pads is highly recommended. The brake rotors in your ...

There are many crucially important systems in your car that help it work correctly, but arguably none are more crucial than its brakes. They’re tasked with safely bringing your vehicle to a stop ...

A purge valve is a component in a vehicle's evaporative emission control (EVAP) system. The EVAP system helps prevent fuel vapors from escaping into the atmosphere by capturing and storing them in a ...

A head gasket is a crucial component of your vehicle's engine, sealing the engine block and cylinder head to prevent coolant and oil from mixing. When a head gasket fails, it can cause various ...

If your laptop’s battery doesn't last nearly as long as it first did out of the box, then it might be time to replace it. The lithium-ion batteries used to power most laptops degrade over time with an ...