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...
Written by History Channel Vikings will return for 10-episode second season next year. Production is set to begin this summer. The show's first-season finale will air tonight (April 28).The renewal comes five episodes into what has been a successful run for the series.eanwhile in Kattegat, with a plague taking its toll on the village, the people look to Lagertha to help appease the gods. The Season Finale, Episode 9: All Change airs tonight, Sunday, April 28 at 10 p.m. on The History Channel. Vikings follows the adventures of Ragnar Lothbrok the greatest hero of his age.