It's was designed by British designer Gerald Holtom for the campaign for nuclear disarmament, before becoming more widely used as a peace symbol. Here's a couple of links with more information http://funadvice.com/r/3kukvqnnuo and http://funadvice.com/r/3kukvqno4p. But if your research Gerald Holtom you will find much more information.
Its satanic. Its an upside down cross, and was created by satanists. Idk exactly who created it, Gerald Holtorn might have, I dont know, but I do know that its satanic :-\
its true. i researched it. sad to say, i know, but its true
I don't think so... =/