This video is a part of the "Physics-X" lecture series, taught at Michigan Technological University by Dr. Robert Nemiroff. Dr.Nemiroff is one of the co-creators of the popular website APOD (Astronomy Picture of the Day). "Physics-X" deals with some of the most extraordinary concepts in physics, most of which try to provide the Physics background behind some cool phenomena and theories like Time Travel, Special Relativity, Worm Holes and Black Holes, Quantum Mechanics, Parallel Universes, etc. No textbook and no prior knowledge of rigorous mathematics, is required for the course. In this first part of the Quantum Mechanics lecture series, Dr.Nemiroff discusses various possible interpretations of Quantum Mechanics:- 1)Copenhagen Interpretation 2)Many-worlds interpretation 3)Ensemble Interpretation 4)Hidden variable theory What is a quantum suicide machine? Watch to find out.