Environmentalists and farmers are challenging Arizona's approval of an air pollution permit for Copper World Mine, claiming it's lax on toxic dust.

The desert city in southern Arizona is a sanctuary for stargazers—and now it's even easier for visitors to explore.

Usually, that is: Screenings at the Exposition Park theater will be free over several February days thanks to a partnership between the science center and IMAX Corporation. The Los Angeles fires and ...

Arizona State University's selection is a decorated and internationally renowned psychiatrist and innovator of ...

Environmental and community groups have appealed the Arizona Department of Environmental Quality’s decision to grant an air ...

Meta unveils a data center in Mesa with pledges of sustainability at a time when critics are raising louder concerns about ...

Food giant Nestle unveiled a $675 million Glendale plant that makes creamers for coffees, a segment where the company expects ...

Arizona State University is embarking on a unique project with the Novus Innovation Corridor, a 355-acre development near its ...

Bennu samples brought back by a University of Arizona-led space mission contain the key ingredients of life and signs of the ...

The HonorHealth Research Institute in Scottsdale is forming a new Center for Translational Science. The idea behind it is to ...

Bennu contains minerals and thousands of organic molecules, including the chemical components that make up DNA.

It took a while for scientists to gain access to the samples that NASA’s OSIRIS-REx mission took from the asteroid Bennu, but ...