Atomic Cafe
Refuel with fresh sandwiches, salads, and snacks at COSI’s Atomic Café—perfect for a quick bite between discoveries!
REGULAR HOURS
Regular hours are subject to change. Please check our special dates and times below before visiting.
| Day | Hours |
|---|---|
| Sunday |
12:00am - 5:00pm (Daytime Members/Donors Only 10:00 am to Noon) |
| Monday | Closed |
| Tuesday | 10:00am - 5:00pm |
| Wednesday | 10:00am - 5:00pm |
| Thursday |
10:00am - 5:00pm 6:00pm - 10:00pm (Ages 18+) |
| Friday | 10:00am - 5:00pm |
| Saturday | 10:00am - 5:00pm |
SPECIAL DATES AND TIMES
| Day | Hours |
|---|---|
| May 26, 2025 | 10:00 - 5:00pm |
| June 16, 2025 | 10:00 - 5:00pm |
| June 19, 2025 | Closed for Juneteenth |
| June 23, 2025 | 10:00 - 5:00pm |
| June 30, 2025 | 10:00 - 5:00pm |