Temperatures similar to those reached an instant after the Big Bang can be created in collisions of gold atoms. The resulting fireballs may allow us a glimpse of a world that is more symmetrical than our own.
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Wilczek, F. An emptier emptiness?. Nature 435, 152–153 (2005). https://doi.org/10.1038/435152a
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DOI: https://doi.org/10.1038/435152a
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