http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Players of the game rock paper scissors subconsciously copy each other's hand shapes, significantly increasing the chance of the game ending in a draw, according to new research. http://medicalxpress.com/news/2011-07-rock-paper-scissors-players-natural-copycats.html Psychology & Psychiatry Wed, 20 Jul 2011 03:40:24 EST news230352002