Quote of the day
Advertising is a valuable economic factor because it is the cheapest way of selling goods, particularly if the goods are worthless.
Kristian Birkeland
Born: December 13, 1867
Died: June 15, 1917 (aged 49)
Bio: Kristian Olaf Bernhard Birkeland was a Norwegian scientist. He is best remembered as the person whose theories of atmospheric electric currents elucidated the nature of the aurora borealis.