Cern new discovery

You're referring to the latest news from CERN, the European Organization for Nuclear Research!

CERN is home to the Large Hadron Collider (LHC), a powerful particle accelerator that smashes protons together at incredibly high energies to study the fundamental nature of matter and the universe. The LHC is a massive machine, stretching over 27 kilometers in circumference, and it's been instrumental in many groundbreaking discoveries in physics.

Recently, CERN announced a new discovery that's generating a lot of excitement in the scientific community. On March 30, 2022, the ATLAS and CMS experiments at the LHC reported the observation of a new particle that's been dubbed the "X(3872)".

The X(3872) is a meson, a type of subatomic particle composed of one quark and one antiquark. It's a very unusual particle because it has a mass of about 3872 MeV (million electron volts), which is much higher than expected for a meson. In fact, it's the first meson to be discovered with a mass above 3.5 GeV (gigaelectron volts).

The X(3872) was first observed in 2003, but its properties were not well understood until now. The new discovery was made possible by the LHC's ability to collide protons at incredibly high energies, creating a vast number of particles that can be analyzed to understand the properties of the X(3872).

The implications of this discovery are significant, as it could help scientists better understand the strong nuclear force, which holds quarks together inside protons and neutrons. The X(3872) is thought to be a "molecular" state, meaning it's composed of two mesons that are bound together by the strong nuclear force.

While this discovery is not as earth-shattering as the discovery of the Higgs boson in 2012, it's still a significant finding that will help scientists refine their understanding of the fundamental forces of nature.

Stay tuned for more updates from CERN and the LHC, as there are always new and exciting discoveries being made!