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’

Temperament gives ‘red flags’ for autism

From ABC Science Online, News in Science, 10 September 2012: Lack of cuddliness and a fixation with textures, sounds and smells in children under two years of age could be signs of autism, say researchers. They say such patterns in temperament could be used to help detect the disorder earlier and tailor treatment, giving behavioural Continue reading Temperament gives ‘red flags’ for autism

Asbestos may raise risk of non-lung cancers

From ABC Science Online, News in Science, 27 August 2012: Children exposed to blue asbestos may face more wide-ranging health problems in adulthood than mesothelioma and lung cancer, according to an Australian study. Researchers from Western Australia analysed health data from children who lived at Wittenoom, a now-abandoned WA town where blue asbestos was mined Continue reading Asbestos may raise risk of non-lung cancers

Antarctic warming part of longer trend

From ABC Science Online, News in Science, 23 August 2012: The rapid warming of the Antarctic Peninsula may partly be due to a long-term trend that began long before the Industrial Revolution, according to a team of Australian, British and French researchers. But, they say, warming in the past 100 years has been unusual and, Continue reading Antarctic warming part of longer trend

Whooping cough vaccine weaker but safer

From ABC Science, News in Science, 8 August 2012: The current whooping cough vaccine offers less protection against infection but is much safer than the older whole-cell vaccine, Australian researchers have found. The study examined Queensland immunisation and disease registers, which included more than 40,000 children born in 1998 who had received the vaccine. They Continue reading Whooping cough vaccine weaker but safer

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