Near the western New Mexico town of Grants, the toxic legacy of Cold War uranium mining and milling has shattered lives, ...

Arizona lawmakers want more solar energy projects in western areas of the state, a goal that could get mixed support from the ...

The March 2025 lunar eclipse is happening soon. Here's the date and time you can see it in Phoenix, plus whether it will be visible in totality.

Riding a boom that stretched across the country, Arizona set a record in 2024 for new solar capacity installed in the state, despite the fact that rooftop installations plummeted. Here's how the ...

Riding a boom that stretched across the country, Arizona set a record in 2024 for new solar capacity installed in the state. The Grand Canyon State added 1,793 megawatts of solar capacity within ...

A hardiness zone is a geographic area with a similar average minimum temperature. The map is based on the average annual extreme minimum temperature, so people in those areas know which plants can ...