- APS Colloquium: on Zoom for now and returning soon to the JILA auditorium at 3:35pm. Please click the link for speakers/subjects and the Zoom link.
- ATOC Colloquium: Held every other Friday from 11:00 am-12:00 pm.
- The Astrophysical & Planetary Sciences Friday Lunch Seminar (APSFLS): 11:30 am. Speakers are junior scientists.
- Applied Math Colloquia
- CU Astronomy Club
- SBO Telescope Open House: Open house at Sommers-Bausch Observatory events are once again in-person (see link for mask and distancing requirements) with one virtual session per month for those who can't get to campus.