Scientists Come Up With A Cheaper Way Create Smart Windows

Looking to cut back on how much heater or air-conditioning your office or home uses? One way would be to create better insulation, or use smart windows which are basically windows that can change their tint to reflect light to help prevent heat from coming through, or to let more light through to heat up a building faster. However such technology isn't as widespread as it should be, and one of the reasons is due to cost in which obviously the technology does not come cheap. However thanks to sci...