A growing number of architects and builders are incorporating photovoltaics directly into walls, roofs, and windows.
A well off the Louisiana coast blew out on Tuesday, sending out a cloud of natural gas that exploded into a fire, engulfing the drilling platform.
Nearly 25 years after the Exxon Valdez disaster, pigeon guillemots are still not recovering. To help them out, the feds plan to trap some of their predators.
Alaska faces more severe and frequent wildfires in the years to come. Meanwhile, its Mendenhall Glacier keeps releasing sudden surges of water.
With a bacterial disease threatening the country's citrus industry, USDA scientists are flash-freezing tree roots in case they need to be regrown in the future.
Ag-gag laws bar people from recording what happens at factory farms. Utah's ag-gag law is being challenged in the first lawsuit of its kind.
XTO Energy will spend $20 million to treat wastewater from its fracking operations in Pennsylvania and West Virginia after it was prosecuted for Clean Water Act violations.
Solar energy production in the U.S. jumped by 49 percent last year, and wind energy by 16 percent, but we still have a long way to go.
Automakers now offer an array of discount leases and perks that make electric cars accessible for a much broader segment of the population.