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

Whether you're a curious mind, a budding innovator, or a seasoned expert, there’s something for everyone at the Chelmsford Science Festival 2025.

This year's 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!

The Festival programme is packed with events and hands-on activities spanning science and engineering, health, technology, the environment, business, law, and the arts.

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

Get the latest updates

Showing 35 events
Profile photo of Jamille Sammour

Startup Social

Connect with founders, freelancers, students and innovators over ideas, entrepreneurship, and the future of AI in business.

  • 22 October 2025, 12:30 - 14:00
  • Price:  Free
More details and booking for Startup Social
Page 1 of 3 Next



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! #ChelmSciFest