Astronauts who returned to Earth following a protracted nine-month stay on orbit didn't get overtime pay for the mission, ...

NASA’s Parker Solar Probe is set for another close brush with the sun, reaching record speeds of 430,000 mph as it flies through the solar atmosphere. Scientists hope the mission will reveal new ...

Learn about the new mission presidents and companions called to serve in Argentina, Arizona, Brazil, Chile, Costa Rica, ...

As a finalist in the NSF Regional Innovation Engine Program, the University of Arizona’s Sustainable Mining Innovation and ...

Arizona Republicans are looking to make it possible for schools to use volunteer chaplains to provide support and services to ...

Dr. Bernard Harris, Jr., the first African American to walk in space, reflects on his 30-year legacy and looks ahead to his ...

From Restaurant Week and Cinco de Mayo to music festivals and car and motorcycle expos, here's how to have fun with family and friends this spring.

House Bill 2191 proposed letting churches build single-family homes on excess land on their premises, but the bill was ...

Arizona has an expanding semiconductor sector and the state has made inroads in space travel. The two industries could help each other grow together.

Arizona Burn Center's director said the patients all have fairly substantial scars, some physical limitations and disabilities, and a long road ahead.

Donaldjohanson, a main belt asteroid, could be a relic of a cosmic collision that took place 150 million years ago.

NEW YORK — Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. But don't plan ...