Collider experiments are a type of experimental physics research that involve colliding particles together at high speeds in order to study the resulting interactions and reactions. These experiments are typically conducted in particle accelerators, which use powerful magnetic fields to accelerate particles to very high speeds before making them collide. By studying the particles produced in these collisions, scientists can gain valuable insights into the fundamental forces and particles that make up the universe. Collider experiments have played a crucial role in confirming the existence of particles such as the Higgs boson, as well as in testing theories such as the Standard Model of particle physics. Some of the most well-known collider experiments include the Large Hadron Collider (LHC) at CERN, which made headlines in 2012 with the discovery of the Higgs boson, and the Relativistic Heavy Ion Collider (RHIC) at Brookhaven National Laboratory, which studies the properties of quark-gluon plasma. These experiments are essential for advancing our understanding of the building blocks of the universe.