U of A researchers have created the first astronomical equivalent of a fingerprint database for satellites, a critical first step toward easily identifying human-made objects in the increasingly crowded geostationary orbit.

Science alumni and their family and friends spent the pleasantly cool morning outside of Flandrau socializing and reminiscing with former classmates about their days at the University of Arizona.

Animals use vibrant colors to attract mates or warn predators. A recent study finds that there has been a dramatic explosion of color signals in the last 100 million years.

The Artemis I Moon Tree is the second such tree to take root on the U of A campus, joining an American sycamore known as the Bicentennial Moon Tree, planted on campus in 1976.

Astronomers used the Hubble and James Webb Space Telescopes to take an in-depth look at the debris disk surrounding Vega, a nearby star. Surprisingly, they found no obvious evidence of large planets plowing through the disk, as is common around other young stars.

Election Day is fast approaching and could be followed by a long wait for results. Ashley Huggins, an assistant professor of psychology, offers tips for managing election-related anxiety.

Dr. Ruiz is a Professor in the Department of Psychology, Director of the Social Risk and Resilience Factors Lab, and the Associate Director of Inclusivity, Diversity, Equity, and Accessibility at the University of Arizona Cancer Center.

U of A scientists will participate in many aspects of NASA's Europa Clipper mission, which will orbit Jupiter and make 49 flybys of its moon Europa to study the moon's icy shell and help researchers better understand what lies beneath.

With over one million species currently at risk of extinction due to climate change and human activity, the CAMBIUM NRT program will serve as a hub for educating students to work across disciplines, providing them with the tools to analyze, integrate, and apply large-scale biodiversity data to develop real-world solutions.