Google had recently decided to block porn, but only in google images and not even then.
Source(s): http://www.google.com/imghp and http://www.dailymail.co.uk/news/article-2247730/Google-failing-stop-easy-access-porn-despite-tweaking-search-results-US-hide-indecent-images.html
Source(s): http://www.google.com/imghp and http://www.dailymail.co.uk/news/article-2247730/Google-failing-stop-easy-access-porn-despite-tweaking-search-results-US-hide-indecent-images.html