IN 1935, Alan Turing set out to build a reputation by outflanking the world’s leading mathematician. Turing was 22 years old, and a new fellow at Cambridge. His target, David Hilbert, was the ...

With regard to my previous blog on a One-bit processor and a mega-cool Turing machine, I’ve been bouncing around the Internet discovering all sorts of cool things… But before we hurl ourselves ...