http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. "Is Barack Obama Black or Biracial?" a recent CNN.com headline asks. The question of whether Obama should be considered black or multiracial has been a concern of the media throughout the campaign. http://www.physorg.com/news142858086.html Other Sciences Fri, 10 Oct 2008 11:48:06 EST news142858086