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.

Frosty Festival

December 7 & 8 – Join us for a spectacular winter weekend featuring live music, puppet shows, local sports mascots, face painting, holiday lights, educational programming, and more!

A Perfect Gift for the Holiday Season

Give the gift of discovery during this holiday season! A gift membership to the EcoTarium is perfect for the science and nature enthusiasts in your life.

Speaker Series: Astrophysics

December 14 – Join a local astronomy expert in the Alden Planetarium and dive into their latest discoveries! Every month, a researcher from the Worcester area will come to discuss their work!

Wild About Winter Vacation Weeks

December 23 through January 5 – Celebrate the wonders of winter during school vacation weeks! Learn how animals handle freezing temperatures, conduct frigid experiments, and more!

Free Admission Day! Celebrate the Holidays

December 24 – December brings over 21 globally recognized holidays! To celebrate the season, the EcoTarium is opening its doors to the community with FREE admission!

Noon Year's Eve

December 31 – Have a blast ringing in the new year at the EcoTarium! While you’re here, you can make a time capsule, launch a rocket, add to our 2025 resolution wall, or participate in our annual 12:00 kid-friendly countdown!

The Explorer Express

All Aboard! Enjoy a ride on our replica 1863 C.P. Huntington steam locomotive for an open-air tour of our 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.

New Indoor Exhibits at the EcoTarium!

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.