Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm
Today's Hours: 
10am - 5pm

COSI is now open!

Construction alert: Please reference this map for routes to COSI and parking information.

Upcoming Events

Family Friday Night
30 Jun 2017 5:00PM - 9:00PM
COSI offers extended hours and price reduced admission to families so you can visit, learn, and play late! General admission is only $11 after 5pm and includes all of COSI's permanent exhibitions plus a movi...
COSI After Dark - a 21+ Event - It Came From Outer Space
06 Jul 2017 5:30PM - 10:00PM
It's COSI without kids! Geek out with grown-ups and explore COSI, ride the High Wire Unicycle, enjoy special themed activities, catch a movie in the Giant Screen Theater, concessions and a cash bar. July's the...
CityView Patio at COSI
07 Jul 2017 4:00PM - 9:00PM
Enjoy a spectacular view of the Columbus skyline from the CityView Patio at COSI, open for refreshments on selected Friday and Saturday evenings this summer. Located on the east side of COSI facing the Scioto...
CityView Patio at COSI
14 Jul 2017 4:00PM - 9:00PM
Enjoy a spectacular view of the Columbus skyline from the CityView Patio at COSI, open for refreshments on selected Friday and Saturday evenings this summer. Located on the east side of COSI facing the Scioto...

COSI Newsflash

Spring Business Hours
Mar 15 - Sept 4*: 10am - 5pm
*July 3(Red White and Boom): CLOSED
*Last Friday of every month (FFN): 10am - 9pm

Dr. Frederic Bertley hired as President and CEO of COSI
Learn More


Meet COSI's Chief Scientist!
Dr. Paul Sutter is an astrophysicist at The Ohio State University and COSI's Chief Scientist. In addition to sharing his passion for science to live audiences, Paul hosts podcasts and...
Learn More

Sunday
Jun-25
10am - 5pm
Monday
Jun-26
10am - 5pm
Tuesday
Jun-27
10am - 5pm
Wednesday
Jun-28
10am - 5pm
Thursday
Jun-29
10am - 5pm
Friday
Jun-30
10am - 9pm
Saturday
Jul-01
10am - 5pm