Operation Paperclip: The Nazi Scientists Behind the Space Race

In 1945, the United States secretly relocated more than 1,500 German scientists, engineers, and technicians—including people with Nazi affiliations—to build its Cold War arsenal. Discover how Operation Paperclip connected V-2 rockets, Wernher von Braun, Explorer 1, and the Saturn launch vehicles to the space race—and confront the moral cost behind America’s journey to the Moon before the clean triumph story becomes the only one you remember.Operation Paperclip moved more than 1,500 German scientists, engineers, and technicians into American military, industrial, academic, and space programs after World War II. This episode follows Wernher von Braun, the V-2 rocket, and the complicated path from Nazi weapons research to Explorer 1, NASA, and the Saturn launch vehicles.Key takeaways:• Operation Paperclip began as Project Overcast and expanded from a temporary mission into long-term recruitment.• The program covered missiles, rocket engines, supersonic aerodynamics, aviation medicine, and life-support systems.• Some recruits had Nazi Party, SS, or SA affiliations, and parts of their histories were softened during screening.• Paperclip contributed to American spaceflight without single-handedly creating Apollo.ChaptersThe V-2 team arrives at Fort BlissFrom Project Overcast to Operation PaperclipWernher von Braun and the American rocket programExplorer 1, NASA, and SaturnThe moral cost behind the space raceRelated resources: Explore [more episodes on Cold War science](/episodes/cold-war-science), read the [Smithsonian’s history of Project Paperclip](https://airandspace.si.edu/stories/editorial/project-paperclip-and-american-rocketry-after-world-war-ii), and browse [NASA’s biography of Wernher von Braun](https://www.nasa.gov/people/wernher-von-braun/).Share this episode with someone interested in space history, World War II, or the ethics of scientific progress, and tell us whether technological triumph can be separated from its origins.