HIGH-ENERGY PHYSICS:
Unspeakable State of Matter Starts to Reveal Itself--But for How Long?
Charles Seife
TAMPA, FLORIDA--At a press conference here on 18 April, scientists celebrated the discovery of a new state of matter not seen since the first moments after the big bang-although they stopped short of claiming to have sighted a long-sought quarry, a quark-gluon plasma.