On Aug. 23, 1961, NASA launched the Ranger 1 robotic spacecraft on a precursor mission to test new technologies for later moon missions.

Learn Python variables and data types with this complete beginner’s guide. Covers naming rules, data structures, type conversion, and best practices.

Dates, tickets, info • When Berlin divided the Wall • Family tour for Berlin Freedom Week • Gedenkstätte Berliner Mauer• Order tickets online or by telephone.

Saturday, 30/August/2025 14:00• Deutsches Historisches Museum • Guided English Tour “On Displaying Violence: First Exhibitions on the Nazi Occupation in Europe, 1945-1948”.