It looks like in All In One SEO Pack you somehow made blog.popflys.com/posts the canonical page which means you told Google ‘I know all of these pages on my site have similar content here and there but this it he one I want you to look at’.
More on that here: http://support.google.com/webmasters/bin/answer.py?hl=en&answer=139394
I’m sure there is a way in the SEO Pack to turn that off or change the page.