We may be on the right side of Christmas if your sights are set on summer, but unfortunately, cold weather is upon us for the ...

Question: I want to apply permanent-type window film myself to block the sun's heat and stop the fading of my curtains. Are there any new do-it-yourself films that are fairly clear and help cut winter ...

During the spring and summer, windows frame a picture-perfect world filled with brilliantly blooming flowers and trees, children riding bikes and dogs running in the yard. Unfortunately, windows can ...

Because covered windows improve heat retention, your furnace or heat pump doesn’t have to work as hard, lowering your heating bill in the process, says HVAC expert Tamer Sayed. You are likely to see a ...

Is the searing summer heat forcing you to crank up your A/C and electric fans, leading to soaring energy costs in your home? Check out this cool idea for reducing the indoor temperature, thereby ...

Sandia National Laboratories materials physicist Paul Clem holds a sample of nanoparticle coated glass. Thermochromic nanoparticles switch from infrared transparent to infrared reflective when they ...