Physics

Scientists recreate Big Bang conditions using unexpectedly tiny atomic nuclei

How the science connects

Particle physicsBig BangQuark-gluon plasma

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Researchers at CERN have successfully created quark-gluon plasma by colliding small atomic nuclei at near-light speeds, reproducing conditions similar to those microseconds after the Big Bang. The experiments revealed that the particles produced in these collisions retain imprints of the original nuclear shapes, providing a novel method to study both the structure of atomic nuclei and the properties of the early Universe. This technique allows scientists to investigate matter under extreme conditions that existed roughly 13.8 billion years ago.


This research provides a new experimental tool for understanding fundamental nuclear structure and the behavior of matter under extreme conditions. The ability to infer nuclear shapes from collision products could advance both our knowledge of quantum chromodynamics and our understanding of how the Universe evolved in its first moments.


Researchers at CERN have created microscopic versions of the early Universe by colliding surprisingly small atomic nuclei at nearly the speed of light. The collisions produced quark-gluon plasma, the ultra-hot matter believed to have filled the cosmos shortly after the Big Bang. Even more intriguingly, the particles left behind reveal the shape of the nuclei that created them, offering a new way to probe both nuclear physics and the Universe’s earliest moments.

Source: Physicists create a tiny “Big Bang” with surprisingly small atomic nuclei