The author of this article has produced some very entertaining and informative videos that help make the ideas associated with string theory accessible to people like me, people who know very little about astrophysics. If you watch the first video in the article below, you may be sucked in, just like I was.
via Why string theory persists — despite the knotty physics | Space
You can also view other videos that have been produced as a part of this series.
Splattered Brains 