Spark plugs sit at the center of every gasoline engine’s heartbeat, turning fuel and air into the controlled explosions that move your car. When they work properly, you feel smooth power, quick starts ...

Pay attention to furnace smells. A metallic or burning odor could mean overheated electrical components. A musty smell ...

If you've just moved into a new home and you have a glass cooktop, you might be wondering how you can tell if it's just an electric or an induction stove.