Over the last 15 years, single-family homes have been built tighter, making them much more energy efficient and comfortable compared...

Wind turbines, subcooled glycol/water, geothermal wells, reuse of coil condensation water and a central heat pump water heating system are...

This UPC-certified greywater diverter device for residential use helps to save up to 25 percent or more on household water...

Syracuse University, led by principal investigator Professor H. Ezzat Khalifa, along with partners United Technologies Research Center, Air Innovations, Bush...

It’s finally raining in California — just when we’d begun to think that it would never rain again. But the...

The U.S. Department of Energy today announced historic new efficiency standards for commercial air conditioners and furnaces. Developed with industry,...