Recorded Small Bang (RHIC-Star) End view of a collision of two 30 billion electron-volt gold beams in the STAR detector at the Relativistic Heavy lon Collider at Brookhaven national Laboratory, The beams travel in opposite directions at nearly the speed of light before colliding (Courtesy: Brookhaven national TAR LaboratoryRecorded Small Bang (RHIC-STAR) End view of a collision of two 30- billion electron-volt gold beams in the STAR detector at the Relativistic Heavy Ion Collider at Brookhaven National Laboratory, The beams travel in opposite directions at nearly the speed of light before colliding. (Courtesy: Brookhaven National Laboratory)