Magnetohydrodynamics (MHD) is a branch of physics that studies the behavior of electrically conducting fluids, such as plasmas, in the presence of magnetic fields. This area of research is interdisciplinary, combining principles from fluid dynamics, electromagnetism, and plasma physics. MHD has applications in a wide range of fields, including astrophysics, geophysics, fusion energy research, and various engineering applications such as magneto-hydrodynamic propulsion systems and magnetic confinement in nuclear fusion reactors. Researchers in MHD study the interaction between the magnetic fields and the fluid motions, leading to phenomena such as magnetic reconnection, magnetic instabilities, and the generation of electric currents through electromagnetic induction. MHD models are used to understand and predict the behavior of plasma in various contexts, leading to important advances in our understanding of natural phenomena and technological applications.