The idea behind Google+'s sparks function is unique to any other social networking site.  Unlike its precursors like facebook, twitter or myspace, Google+'s sparks function takes a user's interests and retrieves articles, blogs or videos that it deems pertinent.  While this might seem like a simple Internet search, it's more like a search in reverse as the sparks device delivers relevant information.  Upon receiving this content of interest, users have the option of posting to their circles where other members can spark up conversation.   To hear a brief overview about Google+'s sparks watch the video below.