The words Chelmsford Science Festival 2025 with illustrations representing aspects of science such as robotics, computing and the environment

Chelmsford Science Festival

21 - 28 October 2025, 09:00

Join us for a dynamic programme of events and hands-on activities spanning science and engineering, health, technology, the environment, business, law, and the arts. Whether you're a curious mind, a budding innovator, or a seasoned expert, there’s something for everyone.

This year’s Chelmsford Science Festival explores the theme ‘Our AI World – Power and Perils’, diving into the fascinating and fast-evolving world of artificial intelligence. From its transformative potential to the ethical dilemmas it poses, we’ll spark vital conversations about how AI is reshaping our lives. Get ready for an electrifying celebration of science, innovation, and imagination!

Festival events

The full programme of events will be announced in early September, but here's a sneak peek!

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Join us in making the Chelmsford Science Festival an unforgettable experience! #ChelmSciFestStay

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Our partners

Sponsored by:

Teledyne logo

In partnership with:

Chelmsford City Council and Chelmsford 4 You logos


Join us in making the Chelmsford Science Festival an unforgettable experience! #ChelmSciFestStay