No, the discovery of the Higgs boson does not disprove Einstein's theory of relativity. In fact, the Higgs boson was discovered at the Large Hadron Collider (LHC) in 2012, and its existence is consistent with the predictions of the Standard Model of particle physics, which is based on the principles of relativity.
Einstein's theory of relativity, specifically the theory of special relativity, provides a framework for understanding the behavior of objects and particles moving at speeds close to the speed of light. It has been extensively tested and confirmed by numerous experiments and observations.
The discovery of the Higgs boson is significant because it confirms the existence of the Higgs field, which is a fundamental field permeating space and interacting with elementary particles to give them mass. The Higgs boson is a particle that arises as a manifestation of the Higgs field.
Einstein's theory of relativity is not contradicted or disproven by the discovery of the Higgs boson. In fact, the Standard Model, which incorporates the Higgs field and its associated boson, is compatible with the principles of relativity. The Higgs boson discovery is a remarkable achievement that aligns with our current understanding of particle physics and the fundamental forces of nature, including gravity as described by general relativity.