non-locality over twenty-seven years ago , on april 11 , 1999 , in his colombia-borneo laser experiment , also known as the parallel laser project , or the polarity change confirmation experiment , and officially named the cal tech twin-particle polarity experiment , doctor julian lawson of the cal tech department of particle physics proved-to the satisfaction of even the harshest scientific critic at the time-the existence and phenomenon of non-local communication between twinned subatomic particles , and so , once and for all settled einstein 's challenge to the einstein-podolsky-rosen ( epr ) thought experiment and paradox .