Richard Feynman: The nature of physical law. Lecture # 4. Symmetry of physical laws

We continue to translate and voice acting Messenger's Nobel Laureate in Physics Richard Feynman’s lectures , which he delivered at Cornell University in 1964.



We present you the fourth lecture on the symmetry of physical law. In it, the professor explains what types of symmetry exist, what laws do not obey her, and how sugar beet can help us to communicate with the Martians.



A total of 7 lectures in the course, with the previous can be found here .