Presenting bumblebees with various combinations of natural and artificial flowers laced with chemical and mechanical cues, UA biologists have discovered that for a bumblebee, foraging for pollen versus nectar is very different.
For the first time, an actual, but harmless, space rock will be used for an observational campaign to test NASA's network of observatories and scientists who work with planetary defense.
A new analysis of Greenland's past temperatures will help scientists figure out how fast the island's vast ice sheet is melting, according to a new report from University of Arizona atmospheric scientists.
Wildfires in Arizona have become more frequent and intense over time. As monsoon rains extinguished the 27,000-acre Burro Fire on Mount Lemmon, we asked University of Arizona fire ecologist Donald Falk to drive up with us and share his thoughts.
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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

UA Leads Project on Big Data and Black Holes
A worldwide collaboration will work on ways of processing unprecedented amounts of data in real time, with a primary goal of assisting the effort to take the first-ever pictures of a black hole. However, applications eventually could include self-driving cars, renewable energy and national defense.
First Evidence of Ocean Warming Around Galápagos Corals
A UA-led team studied the natural temperature archives stored in corals and found the ocean around the Galápagos Islands has been warming since the 1970s.
AI Presents Thorny Regulatory Questions for the Future
Artificial intelligence is here to stay, says UA law professor Jane Bambauer, adding that it's important to ask: Is an algorithm biased? Is it manipulative? Are there moral or political issues?
UA Astronomers Track Tesla Roadster in Space
After the successful test launch of SpaceX's Falcon Heavy rocket, the UA's Catalina Sky Survey tracked the rocket's payload to help determine the Tesla's course around the sun.
UA Senior Named 2018 Churchill Scholar
Namrah Habib is one of 16 students to receive a Churchill Scholarship, which will allow her to pursue a Master of Philosophy in Astronomy at the University of Cambridge.

Workplace Climate Committee

The mission of the committee is to help foster a positive and inclusive work environment in the College of Science so that 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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