Leonard Susskind gives the tenth lecture of a three-quarter sequence of courses that will explore the new revolutions in particle physics. (December 3, 2009)

Leonard Susskind discusses the equations of motion of fields containing particles and quantum field theory, and shows how basic processes are coded by a Lagrangian. (December 3, 2009)

Leonard Susskind discusses the theory and mathematics of particle spin and half spin, the Dirac equation, and isotopic spin. (November 16, 2009)

Leonard Susskind discusses the theory and mathematics of angular momentum. (November 13, 2009)

Leonard Susskind gives the sixth lecture of a three-quarter sequence of courses that will explore the new revolutions in particle physics. In this lecture he continues on the subject of quantum field theory, including, the diary equation. (November 9, 2009)

Leonard Susskind gives the fifth lecture of a three-quarter sequence of courses that will explore the new revolutions in particle physics. In this lecture he continues on the subject of quantum field theory. (November 2, 2009)

Leonard Susskind gives the fourth lecture of a three-quarter sequence of courses that will explore the new revolutions in particle physics. In this lecture he continues on the subject of quantum field theory. (October 26, 2009)

Leonard Susskind gives the third lecture of a three-quarter sequence of courses that will explore the new revolutions in particle physics. In this lecture he talks about what a quantum field is and how it is related to particles. (October 19, 2009)

Leonard Susskind gives the second lecture of a three-quarter sequence of courses that will explore the new revolutions in particle physics. In this lecture he explores quantum field theory. (October 12, 2009)

Leonard Susskind gives the first lecture of a three-quarter sequence of courses that will explore the new revolutions in particle physics. In this lecture he explores light, particles and quantum field theory. (October 5, 2009)