At an event marking the closing of the Tevatron, Fermilab’s storied particle accelerator—and the subject of this week’s Reader cover story—director Pier Oddone departed from prepared remarks to talk about a dream he had last night. It was time to shut down the Tevatron and the two detectors that study the collisions it creates, but a lab technician had barricaded the doors to one of the detectors. “Turn it off,” Oddone told the employee in the dream. “Make me,” the employee replied.