There has been concern that President Trump’s immigration crackdown would one day extend beyond undocumented immigrants to ...

Some routes, of course, are superior to others, serving up memorable views from the observation car—or a private roomette.

Grass fires burn far more American homes each year than forest fires. In southern Arizona, communities fight fires that never ...

Radiocarbon testing revealed a stunning fact about the 10,000-year-old mummy of a middle-aged man who was wrapped in a rabbit ...

President Trump has granted two-year reprieves to dozens of coal-fired power plants for meeting tougher emission standards, including one in Arizona.

President Trump has granted two-year reprieves to dozens of coal-fired power plants for meeting tougher emission standards, including one in Arizona.

Mickey Free was born Felix Telles in the late 1840’s. What followed was a grave mistake that led to 25 years of intense warfare between the United States and the Chiricahua Apaches.

Arizona’s intense summer heat puts a strain on the supply of electricity, and power companies have long turned to older, ...

A few miles south of Salem, the Elderberry Wisdom Farm uses generations of traditional knowledge to grow native plants, ...