When Neil Armstrong pressed the first bootprint into the Sea of Tranquility, most of humanity watched the televised low-res blob and felt pride welling up in their chests. But a few watchers felt something entirely different—an unconfirmed, squinty-eyed skepticism that something about the whole deal smelled fishy. How could the United States, which could barely put a chimp into space in 1961, get two full-grown men on the surface of the moon eight years later? How could anyone confirm that men actually made it to the moon? And, how, exactly, had that $25 billion Apollo budget been spent?