DNA dating study kills off ‘Jurassic Park’

From ABC Science Online, News in Science, 10 October: Reconstructing dinosaurs from ancient DNA has been dealt a blow with a new study finding genetic material can only last one million years. An international team of researchers reached the finding after analysing DNA extracted from bones of the extinct New Zealand moa. They found that Continue reading DNA dating study kills off ‘Jurassic Park’

Gut bacteria reveals human migration

From ABC Science, News in Science, 23 January 2009: A bacterial parasite known to cause stomach ulcers is shedding new light on ancient patterns of human migration across the Pacific region, according to an international study. In the latest edition of Science, researchers report that their study of the distribution of Helicobacter pylori genotypes has Continue reading Gut bacteria reveals human migration