Trump has ‘delegated virtually unchecked authority to Musk without proper legal authorization from Congress and without ...

Sea turtles have long mystified researchers by returning to beaches where they were hatched, magnetic signals may be the key, new research finds.

New research at NAU looks at faster warming in the Arctic, and highlights concern about risks to the U.S. of a political ...

The Arizona Supreme Court has set a March 19 execution date for a man who pleaded guilty to murder more than 17 years ago and ...

About 80 percent of manufacturing investments spurred by a Biden-era climate law have flowed to Republican districts. Efforts ...

Arizona's first 18 federally financed electric vehicle charging stations will start construction late this year as planned, ...

The orders could affect Arizona through their impact on climate change and potential harm to the electric vehicle industry. There are no significant proven oil or gas reserves in Arizona, and analysts ...

Amid dangerous droughts, Arizona officials have attempted to address groundwater shortages by limiting development in the ...