Land-swap opponents say findings demonstrate the archaeological importance of the region.
The controversial bill has been tucked into a "must-pass" national defense spending bill.
Resolution Copper one step closer to accessing a massive copper deposit.
Resolution Copper has been trying to acquire the land for nine years.
Man stole $5,500 worth
of cigarettes, police say
Calling on its experience cooling a gold mine in South Africa, the Carrier Corp. installed two mechanical, high-capacity refrigerating units in the Magma Mine.
Inventor of air conditioning designed Magma units.
The Magma Mine in Superior was the first underground mine in North America to be air- conditioned, in 1937.
Actress Lindsay Lohan, left, talks to her attorney Shawn Chapman Holley during a hearing in Beverly Hills, Calif., Monday, May 24, 2010. (AP Photo/Jae C. Hong, Pool)
The proposed mine near Superior involves a federal land swap and has drawn opposition from environmental and Native American groups. Potentially, the copper mine would become the largest in the country.
A proposal to develop a copper mine near the southern edge of the Tonto National Forest has the support of Pinal County.
Pima County Superior Court Judge Richard Fields declared a mistrial Friday in the first-degree murder trial of a 28-year-old man.
A Tucson man was convicted Friday of first-degree murder and two counts of sexual assault in an attack on a woman at Freedom Park two years ago.
A single mother of four who was accused of starving one of her pre-schoolers could be placed on probation or receive between five and 15 years in prison after pleading guilty to one count of child abuse Tuesday morning.
PHOENIX — Gov. Jan Brewer appointed her third justice today to the five-member Arizona Supreme Court.
A Tucson man who killed a pedestrian while racing down South Sixth Avenue last year was ordered to sell his car Wednesday, placed on four years' probation and given 100 days in jail.
PHOENIX -- Gov. Jan Brewer will have to choose among two Republicans and one Democrat for the newest member of the Arizona Supreme Court.
A wildfire near Superior has charred nearly 2,700 acres but is now 40 percent contained.