Q: Recently, I’ve noticed my hot water heater making an unusual noise that I’ve never heard before, and I’m not sure if it’s serious. Why is mywater heater noisy, and should I be worried about it? A: ...

Many homeowners notice that plumbing noise becomes more prominent at night. Sounds such as knocking, ticking, banging, humming, or rushing water often seem louder when the building is quiet. While ...

A science video maker in China couldn’t find a good explanation for why hot and cold water sound different, so he did his own research and published it. By Sam Kean Most people are quite good at ...