The College of Science is comprised of thirteen major academic departments and research units.
- Astronomy/Steward Observatory
- Atmospheric Sciences/IAP
- Biochemistry and Molecular Biophysics
- Chemistry
- Computer Science
- Ecology and Evolutionary Biology
- Geosciences
- Laboratory of Tree-Ring Research
- Mathematics
- Molecular and Cellular Biology
- Physics
- Planetary Sciences/LPL
- Speech, Language and Hearing Sciences
Discover more about Departments and Units
Visit these areas of the site to find additional in-depth information about the College of Science.
The College of Science Programs and Centers build upon the long history of interdisciplinary work in the sciences at UA, pursuing research in their new fields and training the research workers of the future.
- Biosphere 2
- Keck Center for Nanoscale Structure and Dynamics
- Center for Astrobiology
- Theoretical Astrophysics Program
Discover more about Programs and Centers
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- Phoenix Mission Data Published in Science This Week
- ADVANCE Program Hits Three Years
- Algebra Academy Students to Showcase Projects
- Local Students Teams Placed First, Third in Nationwide Competition
- Graduate Students Develop Skills, Share Science Expertise with K-12 Teachers
- Mineral Museum Continues to be Open to the Public

