A masters' student at the University of Cambridge, Hal Evans, has successfully built the first fully functioning replica of a cyclometer – a machine built in the early 1930s by Polish mathematicians ...
The story of breaking the unbreakable German Enigma Code by Alan Turing during WWII. Narrated by Keith Morrison of "Dateline," the breaking of Germany's top-secret Enigma Code at Bletchley Park in the ...