The Arizona Republic's climate reporter, Joan Meiners, is biking the length of the Arizona Trail to document changes to landscapes and communities.

The cosmic snowball, made up of frozen gases, dust and rock, is hurling past Earth at around 135,000 mph. Its orbital period ...

Developers have until Nov. 14 to submit their proposals to build commercial data centers at Davis-Monthan Air Force Base and ...

Related: The No-Frills Restaurant in Arizona that Locals Swear has the Best Pizza in the State The breakfast burritos are particularly noteworthy – substantial enough to fuel a demanding day, yet ...

Tucson's famed Ignite Sign Art Museum suffered damage in a fire that ripped through parts of the building Saturday night.

Related: The No-Frills Restaurant in Arizona that Locals Swear has the Best Pizza in the State Every pizza receives toppings with ingredients that seem fresh from a local market. Their prosciutto ...

A weekend fire tore through one of Tucson’s most colorful landmarks, leaving behind charred memories and uncertainty about ...

Protesters filled the streets on Oct. 18th, as part of the national ‘no kings’ protests, held in opposition of President ...