For Families

Adult Programs

COSI's not just for kids! With lectures, panel discussions, evening films, and other oh-so-COSI events you can re-discover your love of science (and fun).

Please note that selected COSI program reservations are subject to a nominal processing fee. Proceeds from this fee help to support COSI, a not-for-profit organization. For selected programs, transaction fees may be waived for COSI Members as a benefit of membership.

Sustainability Series

Join us in COSI’s National Geographic Giant Screen Theater for COSI's Sustainability Series, a series of provocative environmental films and expert speakers. Each evening includes a film screening, presentations from experts, and opportunities to connect with local resources and organizations.

COSI After Dark - a 21+ Event (January 8, 2015)

It's COSI without kids! Geek out with grown-ups and dive into the magical mysteries of science on a microscopic level. Turn your smartphone into a digital microscope, hear from experts about the amazing microbiome in the human gut, and much more. PLUS, explore COSI, ride the High Wire Unicycle, get lost in Adventure, enjoy special themed crafts and activities, concessions and a cash bar. Walk-up COSI After Dark tickets will be available at the COSI Box Office for $16 ($10 for COSI Members).

This event is for adults ages 21 and over, only. Valid photo ID required.


Buy January Tickets

Future COSI After Dark Themes - Tickets Now On Sale!




February 5: Science of Love & Attraction - Explore the titillating science behind sex & love.

March 5: Brain Science - Dissect a brain and answer the question: Will we all be cyborgs someday?

April 2: Top Secret Spycraft - Crack codes & solve mysteries using high-tech spy gear.

May 7: Chemistry of Cooking - Experiment in everyone's favorite laboratory - the kitchen.

Buy Tickets

  • Date & Time: January 8, 2015 from 5:30 PM to 10:00 PM
  • Cost: $14 in advance, $16 at the door
  • Member Cost: $10 in advance or at the door