http://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. New research from the University of Illinois sheds light on the nutritional value of whey powder and whey permeate as a lactose source for pigs. http://phys.org/news253205989.html Biology Mon, 09 Apr 2012 16:00:01 EST news253205989