The Department of Physics office will be closed from Nov. 23rd through Nov. 27th. Starting Nov. 30th, the office will be open on Tuesdays and Thursday from 9 a.m. to noon. At all other times, staff are available remotely. To reach us, please email:

Welcome to the Department of Physics at Colorado State University! Physics, the most fundamental of sciences, is the study of motion, matter and energy at scales ranging from the cosmological to subatomic. At CSU, you will receive a practical, hands-on, and individualized education at a leading research institution.

The Department of Physics maintains an office reservation system and a reservation system for undergrad study spaces in order to ensure social distancing.

Click here for office reservations.

Click here for undergrad study spaces.

Department Highlights


Comet NEOWISE, discovered on March 27, 2020 by NASA’s Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) mission, has been dazzling the sky as of late and won’t be back around for another

Mark Bradley Advances the Field in Ion Bombardment

  A member of the Physics department for 33 years, Professor Mark Bradley serves the department as the associate chair for research. Bradley’s research is taking on exciting new directions, so we asked him to reflect on his

Walter Toki – The Story Behind T2K

With the recent successful results of the T2K collaboration, we asked Professor Walter Toki to share the story behind his work on the T2K experiment, as well as reflect on his broader career.  When and why did you start working on T2K project? What sparked your

Physics Alum Passionate About Undergraduate Success

After graduating with a B.S. in Physics from San Diego State University in 2008, Jason Liu joined the Colorado State University Physics Department as a graduate student. “My decision to come to CSU


Professor Jim Sites establishes endowed professorship for Department of Physics

The first such professorship within the department, the endowment provides research operations funds for an incoming faculty member.

Two CSU professors receive highly competitive award from the Department of Energy

Justin Sambur and Mike Mooney among 50 nationwide to receive DOE Early Career Award

T2K experiment shows strongest evidence yet of symmetry breaking in neutrinos

Understanding how neutrinos and antineutrinos differ will help scientists explain why so much matter exists in the universe, and so little antimatter.

You’re invited to the Little Shop of Physics Leap Day Open House, Feb. 29

The day will feature over 300 family-friendly science activities and presentations.





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Find Us

Physical Address

124 Engineering Building
400 Isotope Drive

Mailing Address

Physics Department
1875 Campus Delivery
Colorado State University
Fort Collins, CO 80523-601


(970) 491-6206