First-week orders could undermine progress on clean energy investments, pollute the air and add few benefits to the economy, ...

Mining company plans uranium transport through dangerous Navajo roads as data reveals tribal segments have up to 7x higher ...

Arizona is hoping for consensus but preparing for a possible legal battle as it negotiates a new multistate agreement over ...

The impacts of a winter storm begin across Arizona today, with rain, snow and cooler temperatures continuing through midweek.

Donald Trump will huddle with House Republicans at a GOP retreat on Monday. Keep up with live updates from the USA TODAY ...