The 111 million buildings in the U.S. are responsible for 40% of all energy use in the country at an estimated annual cost of ...

An ancient woman thought to have hailed from sub-Saharan Africa and therefore to have been the first known Black Briton actually had fairer skin and was from southern England, researchers using new ...

After a 40-year career developing environmental projects for the Science Museum of Minnesota, Patrick Hamilton retired in ...

Still scrambling for last-minute gifts? Before grabbing a pair of dollar store socks or a nifty rechargeable headlamp, consider giving experiences. From fun outings and classes to memorable nights out ...