Welcome to Northwestern Physics and Astronomy

Faculty and Research
Our research employs an broad range of theoretical and experimental approaches to understand the fundamental nature of the universe.
Seminars and Colloquia
See our weekly seminars and colloquia throughout the academic year.
Dearborn Observatory
Visitors are invited to tour the Observatory every Friday night.
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Open Positions
News and Events
Observing at Dearborn Observatory
The Dearborn Observatory is open on Friday evenings for walk-in tours at 9:00 PM for public observing with the historic 18.5 inch refracting telescope.
Events
Jan
31
2026
Sievert Prize Lectures: Thomas Wytock: "Physics of Life: From Mol...
11:00 AM - 12:00 PM, Evanston
"The Physics of the Brain" The brain is the most energy-efficient computational device yet encountered, requiring only about 20 Watts o...
Feb
2
2026
HEP Seminar: Osmond Wen: "Transmon-Based Single Microwave Photon ...
4:00 PM - 5:00 PM, Evanston
The post-inflationary QCD axion is a sharp BSM theory target that spans a frequency range from 5 to 50 GHz known as the classical windo...
Feb
5
2026
Condensed Matter Physics Seminar: Daniel Dahlberg: "The Arrhenius...
4:00 PM - 5:00 PM, Evanston
The Arrhenius equation is regularly used to describe the dynamics of two-state switching in a variety of systems. The prefactor in th...