The universe we live in and everything in it burst into existence roughly 13.8 billion years ago. In its infancy, the cosmos was filled with a dense primordial “soup” of quark-gluon plasma, which, as ...

After a successful run of eight months – including recent collisions that could shed light on the primordial universe – the last beam of 2010 was extracted yesterday evening from CERN’s Large Hadron ...

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Scientists from the CMS collaboration at CERN have measured the speed of sound in the quark-gluon plasmas with record precision, a key step to understanding how matter behaved in the very early ...

The CMS and ATLAS experiments at CERN’s Large Hadron Collider have observed an unforeseen feature in the behaviour of top quarks that suggests that these heaviest of all elementary particles form a ...

Scientists working at CERN's Large Hadron Collider Beauty (LHCb) experiment announced that they have finally figured out the structure of an exotic particle known as the pentaquark, meaning a group of ...

Physicists know that their elegant theoretical description of forces and particles – the Standard Model – must be incomplete, ...