A drug that could erase your memories of being afraid

Scientists have known for a while that every time you retrieve a memory, you rewrite it. Remembering something is to change it, and with the help of drugs it can be changed a lot. That's the focus of research from the University of Montreal, where researchers discovered that when men who took a drug called metyrapone… » 5/31/11 2:26pm 5/31/11 2:26pm