Today on ScienceBlogs.com, you will notice a new feature on the site. Instead of The Buzz, we have an embedded video from Bloggingheads.tv. This feature will appear every Saturday and can be viewed subsequently here on Page 3.14, the editorial blog of ScienceBlogs.com. This week, John Horgan from the Stevens Center for Science Writings and George Johnson, author of Fire in the Mind and The Ten Most Beautiful Experiments discuss recent attempts of scientists to use functional Magnetic Resonance Imaging technology to display graphic images on a computer screen directly from the visual cortex…