Harvard Researchers Develop Self-Cooling Windows

Seeing the sunlight stream through the windows in the early mornings can be quite a tranquil setting, but come mid-day when the sun is at its hottest, maybe then you might be wishing for some curtains. However in Harvard in a bid to lower air-conditioning bills but keeping their windows open, they have developed self-cooling windows which not only let in the light, but also ensures that the heat associated with the light does not come through as well! (more...) Follow: Green, science, Solar, Har...