AI people! That’s right, artificial intelligence is behind the new learning algorithm used by Google to rank sites. Google maintains that it is only the third most important item for ranking, most likely behind content and great links, (but they won’t say for sure).
RankBrain takes keywords, titles, bold text, metatags, images, design, links and more, for signals it takes into account and looks at activity from the user to learn what is working and not. Its ahh-may-zing! Check out more info here.