Lecture 5 of Leonard Susskind's course concentrating on Quantum Entanglements (Part 3, Spring 2007). Recorded May 7, 2007 at Stanford University. This Stanford Continuing Studies course is the third of a three-quarter sequence of classes exploring the "quantum entanglements" in modern theoretical physics. Leonard Susskind is the Felix Bloch Professor of Physics at Stanford University. Complete playlist for the course: www.youtube.com/view_play_list?p=5F9D6DB4231291BE Stanford Continuing Studies: continuingstudies.stanford.edu/ About Leonard Susskind: www.stanford.edu/dept/physics/people/faculty/sussk... Stanford University channel on YouTube: www.youtube.com/stanford