Welcome to this morning’s edition of “First To Know,” a series in which we keep you in the know on what’s happening in the digital world. Today, we’re looking at three particularly interesting stories.

Google Revamps Search With Knowledge Graph

Google has made perhaps the most significant set of changes to its search engine yet with the rollout of the Knowledge Graph — a set of semantic tools which aim to make your search results more relevant and informative.

Google Search now…