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 it might look silly, the people putting bubble wrap on their windows are actually onto something — and saving some ...

I added an interior DIY kit to my windows to prevent my warm air from escaping.

In most buildings, windows remain the most vulnerable part of the structure when it comes to energy loss. Worldwide, buildings account for roughly 40% of total energy use, much of it spent keeping ...

MOCHI uses microscopic, air-filled channels to stop heat in its tracks while remaining nearly crystal clear. If scaled up, it could transform windows into powerful energy savers and solar harvesters.