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
Apr
20
2026
HEP Seminar: Sarunus Verner: "Spectator Scalar Fields in the Earl...
4:00 PM - 5:00 PM, Evanston
Inflation may have involved more than a single scalar degree of freedom. Spectator scalar fields, while subdominant in the background e...
Apr
22
2026
Heilborn Lecture: Sean Carroll: Explaining the Arrow of Time
4:00 PM - 5:00 PM, Evanston
Abstract: Over a century ago, Boltzmann and others provided a microscopic understanding for the tendency of entropy to increase. But th...
Apr
23
2026
Heilborn Lecture: Sean Carroll: Extracting the Universe from the ...
2:00 PM - 3:00 PM, Evanston
Abstract: Quantum mechanics is a theory of wave functions in Hilbert space. Many features that we generally take for granted when we us...