Physicists are proposing a Future Circular Collider that can smash particles at an energy of 100 trillion electronvolts — seven times greater than that of the LHC. What could we discover using this 60-mile-circumference collider?

Bruce Chrisman, Fermilab scientist emeritus and former chief operating officer for the laboratory, tells the story of how Fermilab came to be the first Department of Energy laboratory with a daycare center on site.