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. (Medical Xpress) -- McMaster researchers have discovered a new drug target that may be effective at preventing the onset of Huntington's disease, working much the same way heart medications slow the progression of heart disease and reduce heart attacks. http://phys.org/news226049300.html Chemistry Tue, 31 May 2011 08:29:03 EST news226049300 Does experience give seniors an edge in reacting to sudden change or are younger people quicker to respond? A new study from Concordia University shows that when a routine task is interrupted by an unexpected event, younger adults are faster at responding. Published in the Journal of Gerontology, the findings have implications for educators and for older adults in situations where performance is crucial. http://phys.org/news214573086.html Medicine & Health Tue, 18 Jan 2011 12:30:02 EST news214573086