Monday, January 09, 2006

violent Violent games 'affect behaviour'. Violent computer games may make people more likely to act aggressively, a study says. [BBC News | Science/Nature | UK Edition] 9:28:00 PM    comment

Brain Hearing the sound of silence. Scientists believe they have demonstrated the brain listens even when there is nothing to hear. [BBC News | Science/Nature | UK Edition] 5:12:03 PM    comment

addiction 15 percent of U.S. workforce boozing on the job. Workplace alcohol use and impairment directly affects an estimated 15 percent of the U.S. workforce, or 19.2 million workers, according to a recent study conducted at the University at Buffalo's Research Institute on Addictions (RIA) and reported in the current issue of the Journal of Studies on Alcohol. [Science Blog -] 4:31:54 PM    comment

sleep Sleep loss undoes rejuvenating effects learning has on brain. As the pace of life quickens and it becomes harder to balance home and work, many people meet their obligations by getting less sleep. But sleep deprivation impairs spatial learning -- including remembering how to get to a new destination. And now scientists are beginning to understand how that happens: Learning spatial tasks increases the production of new cells in an area of the brain involved with spatial memory called the hippocampus. Sleep plays a part in helping those new brain cells survive. [Science Blog -] 2:21:28 PM    comment