A Tucson man who spent 42 years in prison on 28 arson-related murder counts that were later vacated cannot now collect damages for the years he spent behind bars, a federal appeals court ruled Thursday.

A federal appeals court is going to give Democrats a new chance to argue that an Arizona law banning "ballot harvesting'' is illegal.

The Arizona Supreme Court has squashed what could be the last legal maneuver to block the use of treated effluent to make snow on the San Francisco Peaks.

Attorneys for the state want a federal appeals court to allow it to deny public contracts to those who boycott Israel, saying Arizona has a legitimate interest in denying support to the Palestine Liberation Army and its "unsavory -- and frequently murderous -- ends.''

In a major victory for environmental groups and the Havasupai Tribe, the U.S. Supreme Court on Monday rebuffed a bid by mining interests to overturn a 20-year ban on extracting uranium from about a million acres around the Grand Canyon National Park.

Calling the lack of evidence of fraud irrelevant, a divided federal appeals court on Wednesday upheld Arizona's ban on "ballot harvesting.''

A federal appeals court this morning ruled the mother of a teen shot by a Border Patrol agent through the fence has a legal right to sue him and the federal government in U.S. courts for damages.

A federal appeals court on Friday rejected a bid by Border Patrol to avoid having to provide mats and blankets to migrants they detain in holding cells in Arizona for more than 12 hours.

A federal court has rejected a bid to declare the Sonoran Desert bald eagle an endangered species, saying the U.S. Fish and Wildlife Service acted properly when it determined the birds were no different than other bald eagles.

Don’t be fooled by Flake’s innocuous reasons he professes for splitting up the 9th Circuit. Targeting our courts based on ideological disagreement is profoundly dangerous to this country and a threat to each and every one of us.