According to data collected by the National Oceanic and Atmospheric Administration (NOAA), the state of Arizona has more sunny days than any other state in the country. And while it depends on what ...

Public art, a community garden and bright murals make Dunbar/Spring stand out as one of Tucson's most colorful old neighborhoods. But the central neighborhood is unique for another reason, too - its ...

A solar tree is a structure resembling a tree that generates solar energy using photovoltaic (PV) panels. It employs principles of biomimicry, using a natural system—in this case the form of a tree—to ...