President Donald Trump's massive federal spending and tax bill stands to have far-reaching impacts on Arizona's energy and ...

A clip of Joe Rogan questioning the idea of a "climate emergency" during an interview with US Senator Bernie Sanders ...

President Donald Trump's tax and policy bill could slow Arizona's clean energy industry, but companies aren't talking.

The project aims to provide hands-on student research opportunities spanning multiple disciplines for years to come.

A ground stop was underway at Sky Harbor, but it is now just a ground delay with the average delay lasting almost an hour.

How does it take for an animal to make its mark in history particularly when its bones are as delicate as a potato chip? Eotephradactylus mcintireae’s answer is a mix of volcanic ash, river ...

The West is filled with land that helps to preserve vital wildlife habitats, according to conservation groups and ecologists.

The diversity of ecosystems around Sierra Vista creates a wildlife viewing experience that rivals much more famous ...

Nestled within the Lake Mead National Recreation Area near the Arizona-Nevada border, this natural observation deck offers ...

It's hot outside and sticky, but while the monsoon has arrived in Phoenix, there's not enough moisture for rain.

Cities were ranked based on several measures of rental attractiveness and quality of life in WalletHub's new report.

PHOENIX - Our Extreme Heat Warning goes into effect today and lasts through Thursday in the Valley. For areas like eastern Arizona and Mohave County, the warning will begin tomorrow. For the foothills ...