This week’s headlines: Twitter Aids Content Discovery with Related Headlines, Instagram Cracks Down on Use of Name, Vine Reaches 40 Million Users, Facebook Embedded Posts Available to All Users, Yahoo in Talks with Foursquare Over Data and Facebook Offers Pages Access to Shutterstock Images.

The week’s news quick hits: YouTube Brings Big Update to Android App, Google+ Launches Domains API for Business Collaboration, Hacker Obtains Twitter Login Information for 15,000 Accounts, iTunes Radio Launches in September and Pandora Discontinues Mobile Listening Cap.