Indoor-Outdoor Museum of Science and Nature | Worcester, MA

Open Tuesday - Saturday 10:00 a.m. - 5:00 p.m., Sunday 12:00 - 5:00 p.m. Closed Mondays.

The EcoTarium is a unique indoor-outdoor museum in Worcester, MA. Set in an urban oasis, the EcoTarium offers a chance to walk through the treetops, take a thrilling multimedia journey through the galaxy at a digital planetarium, meet wildlife, stroll nature trails, and get hands-on with family-friendly exhibits.

The Explorer Express Train is currently out of service while we upgrade the train and its tracks.

Registration Open for Spring Courses

Think Tank at the EcoTarium continues with two new courses starting Friday, February 6.

Courses include arts and science concepts in these two topics:

Register online or over the phone by calling Reservations at 508.929.2703. EcoTarium members enjoy a discount on all Think Tank at the EcoTarium courses!

STEM Discovery Day

Saturday, January 31

Try some STEM activities and learn more about the exciting career opportunities right here in Massachusetts!

Learn to extract the genetic material from a strawberry.Find out how to shatter a rose with a hammer! Design impressive structures with KEVA planks. Make a flashlight with things you find in your kitchen, and more!

This special program is held in collaboration with UMass Medical School.

You Won't Believe Your Eyes

Discover unseen worlds and hidden dimensions beyond our normal vision to uncover the mysteries of things too fast, too slow, too small or simply invisible in the film Mysteries of the Unseen World, now playing in the Alden Digital Planetarium: A National Geographic Theater.

The film, narrated by Forest Whitaker, uses innovative high-speed and time-lapse photography, electron microscopy, and nanotechnology, to transport audiences to an enthralling secret world of nature, events, and breathtaking phenomena not visible to the naked eye.

Mysteries of the Unseen World is now playing daily at 3:00 p.m. Tickets can be purchased at our Tickets and Information Desk on the day of your visit. Tickets: $5 per person (plus museum admission)/$4 EcoTarium members