Gradient's advanced window unit can heat and cool 500 square feet ... You can reach Jon at joreed@cnet.com Expertise Energy, Solar Power, Renewable Energy, Climate Issues, Virtual Power Plants ...

Instead of cranking up the air conditioning or heat pump, you can lower ... Ordinary window shades and curtains block out the heat by blocking everything: the light, the view, and all. Solar ...

Scientists have developed a window that uses ... window (PVTW) that can simultaneously produce electricity and domestic hot water (DHW). “The installation of common solar panels and collectors ...

NREL’s new solar window darkens in the heat of the sun ... to determine the number of times the thermochromic window can be cycled into an electricity-generating operating mode.