Colliders are large scientific instruments used in particle physics to study the fundamental building blocks of matter and the forces between them. By accelerating particles to very high energies and then colliding them with each other, colliders allow scientists to probe the nature of particles and explore fundamental questions about the structure of the universe. Colliders typically consist of a complex system of particle accelerators that propel particles to near-light speeds before directing them toward each other for collision. The collisions produce a shower of secondary particles, which are then detected and analyzed by sophisticated detectors to study their properties. These experiments have led to groundbreaking discoveries, such as the existence of the Higgs boson at the Large Hadron Collider (LHC) at CERN, and have provided valuable insights into the fundamental forces and particles that make up the universe. Colliders play a crucial role in advancing our understanding of the fundamental laws of nature and are at the forefront of cutting-edge research in particle physics.