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COSI is now closed

Next Theme: Dinosaurs (Dec 7th)

Check out dinosaurs without the kids at COSI After Dark! Through a unique and groundbreaking relationship with the American Museum of Natural History, COSI is now featuring a permanent AMNH Dinosaur Gallery. Touch fossils and learn more about dinosaurs from paleontology experts while enjoying a cash bar, concessions, and COSI’s classic exhibits at this 21+ event.

Hands On Stations:

⨀ What is a dinosaur?
⨀ Fossilization
⨀ Dinosaur relationships
⨀ Find your own fossil
⨀ Dinosaur speeds
⨀ Dinosaur egg hunt
⨀ 3D modeling dinosaurs drop-in workshop in the Tech Studio
⨀ Modern dinosaurs show with COSI’s Wild Experience

Giant Screen Theater:

⨀ 7pm - Flying Monsters
⨀ 8pm - Flying Monsters
⨀ 9pm - Flying Monsters


⨀ 7:30pm - What’s Up Columbus
⨀ 8:30pm - Deep Space Q&A
⨀ 9:30pm - Asteroids


Coming Soon


⨀ The Ohio State University Orton Geological Museum
⨀ Columbus Metroparks
⨀ The Ohio State University Department of Evolution, Ecology, and Organismal Biology
⨀ Cleveland Museum of Natural History

COSI After Dark: a 21+ Event!
It's COSI without kids!

Geek out with grown-ups and explore COSI, ride the High Wire Unicycle, enjoy special themed activities, concessions and a cash bar.

No time to eat before coming? Add food to your COSI After Dark ticket. Offering a variety of small plates, guests who purchase this food ticket receive a wristband for all-you-can eat menu items.

5:30pm - 10:00pm

Cost: Member - $14
Nonmember - $18 in advance, $20 at the door

Buy Tickets

Upcoming Themes:

Thursday December 7th, 2017: Dinosaurs
Thursday January 11th, 2018: Wizard School
Thursday February 8th, 2018: COSI Olympics
Thursday March 8th, 2018: Game Night
Thursday April 5th, 2018: Wild Wild West Broad
Friday May 4th, 2018: May the Fourth Be With You
Thursday June 14th, 2018: Dangerous Science
Thursday July 12th, 2018: Christmas in July

Introducing the COSI After Dark Flex Pass:

The COSI After Dark Flex Pass can be redeemed for 8 COSI After Dark tickets. You can pick and choose which COSI After Dark events you want to attend, save some money, and even use your additional tickets to bring along friends! The Flex Pass is only redeemable onsite.

Cost: Members - $70 | Nonmembers - $99