One of the "E.T." Atari game cartridges unearthed this year from a heap of garbage buried deep in the New Mexico desert has been added to the video game history collection at the Smithsonian.
The climate 150 million years ago of a large swath of the western United States was more complex than previously known, according to new research from Southern Methodist University, Dallas.
Wildlife advocates have sued the federal government after it declined to designate some areas in the West as critical habitat for the imperiled Canada lynx.
Federal officials say managers at one of the nation's premiere federal laboratories in New Mexico improperly used taxpayer funds to influence members of Congress and other officials in an effort to extend the lab's $2.4 billion ...
California's pioneering climate change law has a long reach, but that doesn't mean all its mandates will help stave off global warming.
This year's Southwest monsoon season will be remembered for unusually intense storms that brought months' worth of rain in just one day.
A newly discovered armoured dinosaur from New Mexico has close ties to the dinosaurs of Alberta, say University of Alberta paleontologists involved in the research.
Former Hurricane Odile may be a bad memory for Baja California, but the remnants have moved over New Mexico and Texas where they are expected to bring rainfall there. NASA's TRMM satellite measured Odile's heavy rainfall ...
The deep injection of wastewater underground is responsible for the dramatic rise in the number of earthquakes in Colorado and New Mexico since 2001, according to a study to be published in the Bulletin of the Seismological ...
Tesla Motors has chosen Nevada as the site for a massive, $5 billion factory that will pump out batteries for a new generation of less expensive electric cars, a person familiar with the company's plans said Wednesday.