Way back in the month of June 28. 2009, Google launched Personalized Search , so that the users can use that search history to get better results. As the search history grows you will be able to notice the difference. To do all that you require to get signed in to your Google account. Personalized Search Just on the same grounds now Google has added another functionality, which provides better search results by extending the personalized search for everyone, which includes the signed-out users too, that too in more than 40 languages. Now when you search using Google, we will be able to better provide you with the most relevant results possible. The personalized search option, was initially available to the users who had signed in to their Google account and had the Web History enabled. But from today the Personalized Search option is available to the signed out users also, and that too in 40 different languages. The Personalized Search Theory The results are customized based on the web...