Surprising Results from Search for Quark-Gluon Plasma

"We expected to bring the nuclear liquid to a boil and produce a steam of quark-gluon plasma," said John Cramer from the University of Washington. "Instead, the boiler seems to be blowing up in our faces."
The explosive result, which goes by the name of the HBT puzzle, may call into question what RHIC is making in its high-speed collisions, or it might mean the theory needs retuning.