Heavy hitters

The four experiments at RHIC, including the STAR experiment above, have seen the most convincing evidence to date that a quark-gluon plasma is created in collisions between gold nuclei. Image: Brookhaven National Laboratory.

The four experiments at RHIC, including the STAR experiment above, have seen the most convincing evidence to date that a quark-gluon plasma is created in collisions between gold nuclei. Image: Brookhaven National Laboratory.