Quantum electrodynamics, commonly referred to as QED, is a quantum field theory of the electromagnetic force. Taking the example of the force between two electrons, the classical theory of electromagnetism would describe it as arising from the electric field produced by each electron at the position of the other.
Season 2. Season 4. Season 3 of Vikings premiered on February 19, 2015 on History in Canada and in the United States and concluded on April 23, 2015, consisting of 10 episodes. The new 10-episode season begins with...
Odin be praised! Share. Five episodes into Season 3, History's period drama Vikings has been picked up for a fourth season. Vikings has raided the hearts of both audiences and critics, establishing itself as one of the most compelling, visually stunning dramas on television, said History EVP and GM Dick Hoogstra.Season 3 Trailer #2. 02:02.ive episodes into Season 3, History's period drama Vikings has been picked up for a fourth season.