Editorial correction — 29 September 2026: The earlier 1938 festival and its supposed experiments were not substantiated. This replacement covers Cambridge’s documented modern festivals; the old URL remains available.
Establish the event before telling its story
A striking title is not evidence that an event happened. The earlier version of this page described a Cambridge science festival in 1938 without a verifiable programme or archival record. Those claims have been removed.
Cambridge’s 2014 festival press compendium includes an account of twenty years of organising the Science Festival, placing its beginnings in the 1990s. It describes public engagement through different formats, including talks and demonstrations.
The University’s announcement of the new Cambridge Festival explains that the 2021 event replaced the Science Festival and Festival of Ideas. Its scope brought sciences, arts, humanities and social sciences into a shared programme.
What a programme can tell us
A programme is evidence of what organisers advertised. It can establish an intended date, speaker, venue or subject. It does not prove that every scheduled event occurred, that an experiment worked or that an audience reacted in a particular way.
An evaluation report answers different questions. It may record attendance, responses or organisational aims. Its measurements still need definitions: visits, viewers and individual people are not necessarily the same unit.
Try a small archival comparison
Choose one event from a surviving programme. Record its title, date, intended audience and the organisation responsible. Then locate a later report or recording, if available. Note whether it confirms delivery or only repeats the original announcement.
Write a short account using three labels in your notes: advertised, independently documented and unresolved. Keep any unresolved detail out of the factual narrative.
This method allows a lively history of public science without inventing lost experiments. It also gives readers a route back to the evidence, so that a memorable story remains open to checking and correction.