You know that big tank of hot water in your basement? What if we told you that you could get the same amount of hot water (or more) from a water heater the size of a carry-on suitcase—and save at ...

If you’re looking to replace an aging (or failed) water heater, particularly a standard gas or electric one, you’re in luck. Chances are good that any newer model will be more energy-efficient than ...

There are two primary types of water heaters: storage and tankless. In this column I’ll try to explain the differences between these two approaches and offer some guidance on choosing between them.