If you live in a house without central air conditioning, summers can be absolutely brutal. Chances are, you’ve considered getting a window AC unit. But diving into the world of window units can be ...

Physicists at CU Boulder have designed a new material for insulating windows that could improve the energy efficiency of buildings worldwide—and it works a bit like a high-tech version of Bubble Wrap.

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Cassidy was an updates editor whose main responsibility is to write and edit ...

The best window air conditioners can turn a sweltering apartment into an icebox. They come in handy for anyone buying an older home that isn’t outfitted with central air conditioning, and they’re a ...