For the first time, UA astronomers used echoes of light to determine the distance from a star to the inner wall of its surrounding planet-forming disk of dust and gas.
Initiatives aim to measure global warming’s impact on high seas and deep currents with increasing scope and quality using the Argo floats.
A UA researcher and her colleagues found a lull in Caribbean hurricanes during the Golden Age of Piracy corresponds to a low in sunspot activity.
UA researcher Julie Miller believes birds can help us understand the genetics behind language problems associated with Parkinson's disease.

UA Science: A Place of Discovery and Innovation

Joaquin Ruiz, DeanThe University of Arizona College of Science brings together globally prominent faculty in disciplines at the core of scientific inquiry and education. One of the largest colleges at the University of Arizona, we are a nexus of award-winning programs that encourage both independent and collaborative-driven research. Our academic departments, schools and research units encompass the range of physical, mathematical, environmental, cognitive and life sciences. UA Science is among the most powerful and prolific academic research centers in the world, recognized and rewarded for the unparalleled caliber of our achievements. With over 7,500 undergraduate and graduate students, we are an integrative learning institution, where accomplished faculty and next-generation scientists engage side-by-side in groundbreaking research. Our scientists and students also share their knowledge with the local and broader community through extensive outreach and public service initiatives. Our mission is to encourage the aggressive pursuit of research excellence, to support novel teaching and outreach programs and to create economic opportunities for our community.

Joaquin Ruiz, Dean

More Evidence for 9th Planet on Solar System's Fringes
UA-led research provides additional support for the possible existence of such a world and narrows the range of its parameters and location.
Psyche: Unexpected Discoveries on a Metal World
A large asteroid thought to be the metallic core of a destroyed proto-planet appears to have molecules on its surface that shouldn't be there, according to a new study.
Ben Wilder Named Interim Director of UA's Tumamoc Hill
The 860-acre ecological reserve and U.S. National Historic Landmark, owned and operated by the UA, has become one of the longest-monitored ecological reserves in the world.
Colorado River Delta Flows Help Birds, Plants, Groundwater
Two growing seasons after the 2014 engineered spring flood, the delta’s birds, plants and groundwater continue to benefit, according to a report by a binational, UA-led team.
One Man's Mars Mission, 30 Years in the Making
UA professor Bill Boynton has contributed to 10 NASA missions in his lifetime, including OSIRIS-REx, which began its journey to the asteroid Bennu last month. But this month, Boynton can’t help but think about Mars and the Odyssey mission, celebrating its 15th anniversary.

Workplace Climate Survey FAQ

The College of Science is conducting a Workplace Climate Survey for faculty, staff, postdocs and graduate students. The results will be used to help ensure a positive, respectful, and inclusive workplace.


Undergraduate Research

The research opportunities available to UA Science undergraduates make this college a smart choice for students who want to grow academically, socially, and intellectually.


Tucson: Science Lives Here

UA Science invites you to experience telescopes atop of Tucson's highest peak, a century-old ecological laboratory and the world-class attraction, Biosphere 2.


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