A decade ago, the Large Hadron Collider, Earth’s most powerful particle accelerator, proved the existence of an subatomic particle called the Higgs boson — thought to be a fundamental building block of the universe dating back to the big bang billions of years ago.

(SOURCE) https://www.cnn.com/2022/07/05/europe/cern-hadron-collider-third-run-scn/index.html