Water that doesn't get hot, is rust-colored, or smells is often a sign that you need to replace your water heater -- and fast. But in some cases, your water heater may stop working properly, such as ...

Drain the water heater to improve efficiency and avoid future problems ...

When is the best time to buy a new water heater? Hint: It’s not when the one you have fails. But that’s what many homeowners end up doing. They notice a leak—or worse, they’re surprised by a flood—and ...

Heat pump water heaters have been around for decades, but it’s only recently that they’ve emerged as a go-to for energy efficiency. More households are opting for heat pump water heaters than ever ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a ...

Jon covers artificial intelligence. He previously led CNET's home energy and utilities category, with a focus on energy-saving advice, thermostats, and heating and cooling. Jon has more than a decade ...

Startup Cala Systems, which makes seriously smart heat pump water heaters, has secured $5.6 million in seed funding and commercially launched its product. The round was led by the Massachusetts Clean ...