When a massive event center was being developed in Denver, planners had to contend with two existing 6-foot (1.8 meters) wide ...

It looks a little like a sleek window AC, but a new device from Chinese appliance giant Midea is actually a reversible heat pump that can both cool and heat a home—and it’s designed to heat ...

New England winters can get wicked cold. Last week, five of the region’s states launched a $450 million effort to warm more of the homes in the often-frigid region with energy-efficient, low-emission ...