Explore the fascinating world of particle physics in this comprehensive lecture by Pauline Gagnon, a former Senior Research Scientist at CERN. Delve into the purpose of the Large Hadron Collider, the evidence for dark matter, and ongoing research at the European Laboratory for Particle Physics. Learn about the Standard Model, the construction set of elementary particles, and the role of bosons in particle interactions. Discover the significance of the Higgs boson and its discovery at CERN. Investigate current challenges in physics, including dark matter, dark energy, and potential anomalies that could lead to groundbreaking discoveries. Gain insights into the scientific process, the importance of confidence levels in research, and the potential for revolutionary changes in our understanding of the material world.