Billions of years ago, two icy worlds collided. Rather than destroying each other in a cosmic catastrophe, they spun together like a celestial snowman, finally separating but remaining forever linked in orbit. This is how Pluto and its largest moon, Charon, originated, a U of A study finds.

U of A researchers have uncovered new findings about involuntary muscle movements that come with the long-term administration of the Parkinson's drug levodopa.

From canine companionship to intergalactic intrigue, U of A research, scholarship and expertise generated news around the world in 2024.

The U of A delivered $955 million in total research activity last year, ranking among the top 20 public research institutions and remaining No. 1 in astronomy and astrophysics. University officials project research activity exceeded $1 billion in fiscal year 2024 and are submitting the data to the National Science Foundation for review. The official number will be confirmed in the fall.

U of A researchers found that millennials are balancing hope and hesitation as they plan for their financial futures amid climate challenges.

Nearly all living organisms use the same genetic code, the building blocks of life. A new study suggests conventional wisdom about how the code evolved is likely flawed.

The Burn Period Tracker tool provides real-time information on the number of hours per day that relative humidity is less than or equal to 20% – a metric informally known as the "burn period." The tool has been has been widely adopted by fire managers across the Southwest.

Two undergraduates and seven graduate students received the awards. Each overcame personal challenges while achieving academic success and demonstrating a commitment to helping others.

Shibin Jiang in optical sciences and Abhijit Mahalanobis in electrical and computer engineering were recognized for developing influential inventions in their fields.

U of A geoscientists are leading a $12 million feasibility study to characterize geologic locations suitable for carbon dioxide storage in the Harquahala basin west of Phoenix.