This is a documentary about unsung heroes of World War II. In 1943, a 24-year-old maths student and a GPO engineer combined to hack into Hitler's personal super-code machine - not Enigma but an ...

Eileen Pickering (left) who was stationed at Bletchley Park during World War Two, standing with her friend Joyce Edwards Bletchley Park is preparing its "largest ever" exhibition featuring the ...

The Colossus, the world's first large-scale electronic computer, was built at Bletchley Park. It went into operation in 1944 It is one of the most important sites in the history of computing and ...