A new technique that allowed researchers to analyze genetic material from serum samples of HIV patients taken before AIDS was known provides a glimpse into the beginnings of the epidemic.
A UA-led team finds that the four Kuiper Belt Objects with the longest known orbital periods revolve around the sun in patterns most readily explained by the presence of such a planet.
Grasslands and grass crops, covering much of the world's land area and providing half of the calories humans eat, may be unable to respond quickly enough to a changing climate that is outpacing the plants' ability to adapt.
How does natural selection result in evolutionary change? A new method that dramatically reduces the complexity underlying how genetic information is translated into traits could provide biologists with a key.
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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

NASA Selects UA-Led Airborne Observatory for Funding
From a pool of eight proposed missions competing for funding in NASA's Explorer category, the space agency has selected to fund the UA-led GUSTO mission. The goal of the $40 million endeavor is to send a balloon to near-space.
Earth Made by Man: Q&A With a Mineralogist
UA mineralogists identified a group of minerals that owe their existence to human activity, supporting the notion that it might be time to designate a new geological time period.
NASA Astronaut Ron Garan to Lead New UA Online Class
UA Online's "Orbital Perspective" class aims to increase global access to science education and provide students with the opportunity to present their work to the United Nations.
UA Part of Alliance to Address African Antivenom Crisis
Three partners, including the UA's VIPER Institute, are creating videos to educate African health professionals about antivenom and best practices in treating snakebite patients.
How a UA Engineer Stays a Heartbeat Ahead of Hackers
People with implanted medical devices typically never receive software upgrades for the gadgets in their bodies. UA engineers are working to change that.

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.

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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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