Brain: The World Inside Your Head

Opening May 24 - This fascinating limited-engagement exhibit for all ages provides a hands‑on and up‑close look at the human body’s most essential and fascinating organ by exploring its development, geography and function!

200th Anniversary Lyceum #2

May 28 - We are partnering with the Museum of Worcester and the Worcester Women’s History Project to offer our second 200th anniversary lyceum! Join us at the Museum of Worcester to learn about “Worcester Women Naturalists, Past and Present.”

200th Annual Meeting

June 10 - Join us for the 200th Annual Meeting of Worcester Natural History Society/EcoTarium! We will continue our 200th anniversary celebration by reflecting on the accomplishments of the past year.

EcoTarium’s 200th Birthday Party: Celebrating the 200th Day of Our 200th Year!

July 19 - Join us on the 200th day of our 200th year for an unforgettable birthday party that brings our Worcester community together. Admission is FREE, but donations are welcome and very much appreciated!

Breakfast with the Otters

April 20 through October 11 - You’re invited to an exclusive breakfast with Worcester’s favorite river otters! Join us for a breakfast at Upper Pond while enjoying an informative keeper chat featuring our resident otters!

Support the 2025 Spring Appeal

Help ensure that the EcoTarium can offer fun and educational summer programming and summer camperships to local youth!

Celebrating 200 Years of Science and Nature

On January 1, 2025, the EcoTarium turned 200 years old! To celebrate, over 200 fun and engaging programs and events are planned for 2025!

Building Expansion Coming Soon!

In 2025, the EcoTarium will celebrate its bicentennial! To mark this milestone, we are expanding our Museum by adding the new 8,200 square foot Stoddard Exhibition Hall and developing an Early Childhood Science Learning Center.

Explorer Express Train

All aboard! Take a ride on our replica steam locomotive, the Explorer Express, and enjoy a scenic 12-minute trip around the EcoTarium; a relaxing and beautiful way to see the museum grounds!

Otter Encounters

Slydell and Daisy are inviting you to lunch! Get up close to our otters and feed them their favorite foods.

Planetarium

The all-new Alden Planetarium! Daily shows and learning experiences for visitors of all ages. 

Science Discovery

Want more hands-on science? Catch our free, daily, educator-led Science Discovery Programs!

Adopt an Animal

Our symbolic adoption program is an opportunity to support our beloved animals at the EcoTarium!

Welcome to the EcoTarium

Explore exhibits from wherever you are with our virtual tour!

The EcoTarium museum of science and nature in Worcester, Massachusetts, offers an indoor-outdoor experience to visitors of all ages. Guests are encouraged to explore three floors of indoor interactive exhibits, live animal habitats, daily Science Discovery programs, hikes through forest and meadow nature trails, outdoor imaginative play, and a train ride (seasonal) around the 45+ acre campus.

Exhibits

New Indoor Exhibits!

The EcoTarium's museum building features three floors of hands-on, interactive exhibits that explore the natural and physical sciences and our New England environment. Each year, the museum welcomes dynamic traveling exhibits, as well as houses permanent installations that make creative use of the museum's natural history collection and living wildlife. Our exhibits make learning fun and are designed to engage a family audience.

Get Involved

The EcoTarium will be open from 10:00 am to 5:00 pm on Monday, May 26th – Memorial Day!