**Race Alert!**
Due to road closures related to the Susan B Komen Race for the Cure event downtown, the parking garage under Dorrian Green park next to COSI will open at approximately 9:50am. Please note that heavier than normal traffic is expected throughout the downtown area from 7:30am-10:30am.

Science Onstage

COSI’s exciting live science shows are included with your admission or Membership. Program schedules are available at the Box Office and Guest Services Desk. Select live shows have limited seating and may be showing seasonally for a limited time.

Rat Basketball

Rat Basketball

Cheer your favorite rat on to victory! COSI’s two resident superstars, a pair of Japanese Black Hooded rats, play a thrilling game of one-on-one in this live demonstration of operant conditioning.


The Electrostatic Generator Show

In this age-old COSI classic, you’ll learn how mutual attraction and electrostatic charge can produce a truly hair-raising experience.