Drafty, energy-inefficient windows aren't just a problem during the winter. They are just as big an issue in the summer, when cool air can escape through gaps and the sun's heat pours in through the ...

While I don’t cover the cost of cooling or heating for my apartment in New York City, I’ve dealt with the pain of a too-hot home for several years now. My bedroom and living room have windows that ...

Getting your Trinity Audio player ready... It could be the best home improvement you never see. Or not. It’s hard to know. Window film — a transparent barrier that, its makers say, keeps bad sunrays ...

Smart glass has become a popular fixture in homes and offices for its ability to change between transparent and opaque, depending on whether an electric current is applied. It's a handy invention, but ...