Explore alternative theories of dark matter beyond Weakly Interacting Massive Particles (WIMPs) in this comprehensive lecture from the Second School on Dark Matter and Neutrino Detection. Delve into cutting-edge research presented by Nicolás Bernal from New York University Abu Dhabi, as he discusses emerging concepts and models in dark matter physics. Gain insights into the latest developments in the field, potential detection methods, and the implications for our understanding of the universe. This hour-long talk is part of a broader series aimed at advancing knowledge in dark matter and neutrino detection, offering valuable information for researchers, students, and enthusiasts in astrophysics and particle physics.