COSI Big Science Celebration
Join COSI for the ultimate celebration of science and discovery! The Big Science Celebration (BSC)…
COSI After Dark: Stoned Science
In April, COSI After Dark: Stoned Science transforms COSI into a cannabis culture inspired playground…
Dorrian Days
Find free family fun including giant inflatables, games, a themed activity station, a food truck, and the Dorrian Green…
Free Downtown Fitness: The Peninsula
Sundays, 10:15 am- Yoga, 11:15 am- Mat Pilates, led by 614FitClub on The Peninsula. Enjoy…
COSI After Dark: Knights at the Museum
Leave the modern world behind and step into a night bursting with 16th-century spectacle at…
COSI After Dark: Cocktails & Chemistry
Experience the ultimate fusion of flavor and innovation at COSI After Dark: Cocktails and Chemistry…
COSI After Dark: Science Rave
Kick off the new year at COSI After Dark: Science Rave, where science meets the…
Season of Celebrations
Starting Saturday, November 22, 2025, COSI will once again transform into a spectacular winter wonderland where…
Brassy Eyed Brunch with Santa
He’s making a list and checking it twice! Join us at Brass Eye this holiday…
March Through Time at the NVMM
Step into history at NVMM on Saturday, November 15 from 10:00 am – 3:00 pm!…