The U.S. House of Representatives has approved an amendment to a bill that would limit the president’s ability to set aside federal lands for conservation. As Arizona Public Radio’s Ryan Heinsius reports, the move is aimed in part at preventing the possible designation of a Grand Canyon Watershed National Monument.
A Republican Arizona lawmaker who has been exploring a challenge to longtime U.S. Sen. John McCain is set to reveal her decision at a Lake Havasu City news conference.
State Sen. Kelli Ward announced in April she was considering taking on the five-term incumbent in next year's Republican primary. She's scheduled a news conference Tuesday afternoon to announce her decision.
McCain announced in April that he'll seek to extend his nearly three-decade career in the Senate by running for a sixth term.
Tomorrow NASA’s New Horizons spacecraft will make its closest approach to Pluto and collect the first-ever close-up images of the dwarf planet. In Flagstaff, where Pluto was discovered, scientists will be waiting to analyze those photographs and other data. But they’re not the only ones. Artists are creating their own interpretations of Pluto, and they’ll use New Horizons for inspiration.
A Utah hunter who killed the first gray wolf seen near the Grand Canyon in seven decades won't face criminal charges because he thought he was shooting a coyote, U.S. Fish and Wildlife announced Thursday.
The U.S. Fish and Wildlife Service has proposed removing the Hualapai Mexican Vole from the list of endangered species. Genetic evidence suggests their numbers are more widespread in Arizona than previously believed.
The Hualapai Mexican Vole was originally listed in 1987 as a subspecies confined mainly to the Hualapai Mountains in the northwestern corner of Arizona. Now researchers question whether that designation is correct.
The House of Representatives has passed a bill that paves the way for thousands of seasonal federal employees to be considered for full-time merit-based jobs. As Arizona Public Radio's Gillian Ferris reports, the measure applies to land management workers, including wildland firefighters.
The U.S. Bureau of Reclamation is wrapping up a project to replace the giant turbine runners that produce electricity at Glen Canyon Dam.
Rick Clayton works in the bureau's Upper Colorado Region power office. He says energy production from the dam near the Arizona-Utah border is expected to increase by 3 percent when the work is done this year.
The dam that holds back Lake Powell produces enough energy to power about 600,000 households annually.
The price tag for replacing the eight turbines is almost $40 million.
It's official: dark chocolate is good for us! That's according to the first-ever chocolate study to measure brain waves. It was conducted by Larry Stevens, a clinical psychologist and professor at Northern Arizona University.
The U.S. and Navajo Nation Environmental Protection Agencies have entered into an historic agreement aimed at reducing pollution at a tribal wastewater treatment facility. As Arizona Public Radio's Gillian Ferris reports, the settlement marks the first time a tribally-owned entity has paid a penalty for violating the Navajo Nation Clean Water Act.