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...
History âs Vikings returned for its second season at 10 PM last night, capturing 3.6 million viewers â including 1.7 million adults 18-49, of whom 1.1 million were guys, and 1.8 million adults 25-54, of whom 1.2 million were men.istory notes that last nightâs debut was up 3% in total viewers, 10% in men 25-54 and 18-49, and 6% in adults 18-49 compared to the average for those episodes.