Google Social Search in 2009, and why we’ve made a number of improvements since then. Today we’re taking another step forward—enabling you to get even more information from the people that matter to you, whether they’re publishing on YouTube, Flickr or their own blog or website.
First, social search results will now be mixed throughout your results based on their relevance (in the past they only appeared at the bottom). This means you’ll start seeing more from people like co-workers and friends, with annotations below the results they’ve shared or created. ….