A page from the notebook of World War II code-breaking genius Alan Turing is displayed along with his portrait. The 56-page manuscript sold Monday for more than $1 million. Kin Cheung/AP hide caption

itoggle caption Kin Cheung/AP

Alan M Turing and colleagues work on the Ferranti Mark I Computer in the United Kingdom in 1951. Science & Society Picture Library via Getty Images hide caption

itoggle caption Science & Society Picture Library via Getty Images

Benedict Cumberbatch stars as British mathematician and scientist Alan Turing in The Imitation Game; Charles Dance plays Commander Denniston. Director Morten Tyldum says the movie is set up like a mystery — "like a puzzle you're piecing together." Jack English/Black Bear Pictures hide caption

itoggle caption Jack English/Black Bear Pictures

All of our scientific tools have limits. These limits ensure that we will never see the whole picture. We can never have complete knowledge of the universe. Above, the ESO's APEX radio telescope probes the heavens from its lonely perch on Chile's Chajnantor plateau. Gordon Gillet/ESO hide caption

itoggle caption Gordon Gillet/ESO

Detail of a Turing Bombe machine in Bletchley Park Museum in Bletchley, central England. The device, the brainchild of Alan Turning, was instrumental in cracking the German code during World War II. Alessia Pierdomenico/Reuters /Landov hide caption

itoggle caption Alessia Pierdomenico/Reuters /Landov