Can you remove an O2 sensor with a standard wrench? Learn when you need a special socket, what's in a kit, and how thread ...

The furnace is the hero of a house in winter. But there’s one tiny part inside it that most homeowners don’t even know exists, let alone realize they’re supposed to clean – the flame sensor. Left ...

A team of scientists has created a groundbreaking material – a metal oxide composed of strontium, iron, and cobalt – that can literally “breathe” oxygen. When heated in a simple gas environment, the ...

There’s nothing worse than taking a shower and having the water pool at your ankles because of a blocked drain. While a plunger may be an effective cleaning gadget for your toilet, it’s not as ...

Katie oversees coverage for home technology, broadband, heath, wellness, sleep, home energy & utilities, and electric vehicles. Prior to joining CNET, Katie worked at Time Magazine's former personal ...