Though taking the train in Europe has long been a favorite way to travel, it has become increasingly popular in the U.S. Once considered by many to be old-fashioned, train ...

This month, the U.S. Naval Observatory’s Flagstaff Station will celebrate the 50th anniversary of its establishment as the USNO’s dark-sky observing site. This milestone will be marked by a public ...

1924: Prompt development of the Colorado River, by far the largest natural resource of Arizona, under a plan based on sound, sensible business principles that will reserve to the state all of its ...

The Arizona Department of Transportation is seeking bids to construct 34 electric vehicle charging stations along state ...