Tracking the transition of early-universe quark soup to matter-as-we-know-it

By smashing together ordinary atomic nuclei at the Relativistic Heavy Ion Collider, scientists recreate the primordial soup of the early universe thousands of times per second. Using sophisticated detectors to track what happens as exotic particles emerge from the collision zone and “freeze out” into more familiar forms of matter, they are turning up interesting details about how the transition takes place.

from Space & Time News — ScienceDaily

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