By connecting radio telescopes across five continents into one Earth-sized virtual telescope, including two UA telescopes, astronomers managed to resolve the shadow of a supermassive black hole, a prediction of Einstein's General Theory of Relativity.
A UA geosciences undergraduate developed an innovative method of using ancient urine salts to reveal when humans in ancient Turkey began shifting from hunting to herding.
A UA team shows that evolution is driven by dependency on other species within ecological communities – testing a long-held idea of the late UA professor George Gaylord Simpson.
Two new studies by UA space scientists may bring into question the habitability of TRAPPIST-1 exoplanets, three of which are in the habitable zone of space.
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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

People with ALS May Benefit From More Glucose
A new study led by scientists at the UA has uncovered a potential new way to treat patients with ALS, a debilitating neurodegenerative disease.
How the UA Guided Men to the Moon
A UA team imaged and mapped the surface of the moon, which allowed them and NASA to understand the moon’s geology and choose landing sites for future robotic and Apollo missions.
These Neurons Affect How Much You Do, or Don't, Want to Eat
UA researchers have identified a network of neurons that coordinate with other brain regions to influence eating behaviors, which could help with appetite loss or overeating.
Mining Safety, Health Focus of $1.7M Grant
Researchers at the UA Mel and Enid Zuckerman College of Public Health will study alternatives to diesel fuel, commonly used to power equipment in underground mines, to reduce cancer and respiratory disease in miners.
Late Start to Monsoon Season? Maybe Not.
While many forecasters are predicting this year's monsoon storms will appear later than usual, UA climatologists say the start of the 2019 monsoon season is still up in the air.

Workplace Climate Committee

The mission of the committee is to help foster a positive and inclusive work environment in the College of Science where all individuals – faculty, staff, and students – feel welcomed and respected, and that their opinions are valued.

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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.

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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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