Heat, tea bags used to "age" Pei-Shen Qian's paintings
                                
                                
                                    (Newser) -
                                    A painter in Queens and his co-conspirators reportedly  managed to trick experts  for years with forgeries of Jackson Pollock, Mark Rothko, and other masters—and the techniques they used were, it seems, surprisingly simple. For instance: An art dealer in the $33 million scheme, one Jose Carlos Bergantiños Diaz,...