Local News

Alex Brandon/AP/file

Tribal and environmental groups are calling on Arizona Republican Senator Martha McSally to back a bill permanently banning uranium mining near Grand Canyon National Park. KNAU’s Ryan Heinsius reports.

Ryan Heinsius / KNAU

The Mohave County Board of Supervisors has unanimously voted in support of expanded mining on lands adjacent to the Grand Canyon. They say a federal ban on new uranium claims has hurt the area’s economic prospects. KNAU’s Ryan Heinsius reports.


Josh Langdon/Kachina Peaks Avalanche Center

When a warm storm front moves over a snow-capped mountain range, floods often follow. These events aren’t common on the Colorado Plateau, where winter precipitation usually falls as snow. But scientists say that’s going to change as the world continues to heat up. 


Ryan Heinsius / KNAU

Arizona U.S. Senator Kyrsten Sinema met last Friday with student-veterans at Northern Arizona University’s Veteran Success Center to hear about the challenges of transitioning from military to student life. KNAU’s Ryan Heinsius reports.


NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute/Roman Tkachenko

A year ago NASA’s New Horizons spacecraft flew past a strange snowman-shaped object in the Kuiper Belt, far beyond Pluto. Named Arrokoth, it’s the most distant object ever visited by a spacecraft.  Scientists say it’s offered up several surprises, including clues into how planets formed in the early days of the solar system. KNAU’s Melissa Sevigny spoke with Lowell Observatory’s Will Grundy about the new findings published in Science.

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