Congressman Raúl Grijalva died in March after a yearlong battle with lung cancer. His death leaves big questions about what’s next for the southern Arizona district.

"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue ...

The Philippine Mars, a WWII-era flying boat, will be transported through Peoria late at night to minimize traffic disruption ...

Teledyne FLIR Defense, part of Teledyne Technologies Incorporated (NYSE:TDY), announced it has been awarded a four year, $74.2 million contract by the U.S. Army for continued development of the ...

More than 700km of driving range is promised by Hyundai’s new hydrogen fuel-cell car, which is due in Australia next year – but it may not be sold to the general public. Hyundai has unveiled its ...

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

The National Weather Service shows Tucson could hit 100 degrees on Friday, blasting through a record 99 degrees on the same ...

A downed power line has closed West Pecos Way on Tucson's northwest side, from North Thornydale Road to West Lambert Lane.

The famed Old Tucson is expanding with new 'Wild West'-themed rides, and more on the horizon. KGUN 9's Pat Parris went to the movie studio-turned-theme park for a look.

A new trail in this southern Arizona city plots the most visitor-friendly astronomy stops—and there are plenty to choose from ...

The famed Old Tucson is expanding with new 'Wild West'-themed rides, and has more planned on the horizon. KGUN 9's Pat Parris went to the movie studio-turned-theme park for a look.