Enlarge ImageShoot more, see more. Playing action video games improved contrast sensitivity. Credit: Americasarmy.com Video games, long maligned for promoting violence, may also have a good side: improving eyesight. Gory "first-person shooter" games, in which players must act quickly to kill their virtual opponents, seem to have lasting effects on a key aspect of vision, a new study shows. In 2002, Daphne Bavelier, a cognitive neuroscientist at the University of Rochester in New York state, found that playing action video games improved visual attention skills (ScienceNOW, 18 April 2002). This time she compared avid gamers with nongamers on a...