Here's a little look at some interesting articles the Online Media Relations team have read recently:

Why online PR and SEO go hand in hand
This is an interesting article explaining ways in which your online PR efforts will benefit your SEO.

A deeper look at Google's search quality efforts
More interesting stuff from searchengineland on how Google works and thinks.

How to use Social Media for keyword research
Search Engine Journal talks about studying keyword trends (BUZZ) through the todays top Social Media sites.

Enjoy!