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. Instagram announced Tuesday you can now browse your feed on the web, and Vine has updated its age rating in the App Store to 17+. On the darker side of social media, numbers from one tracking company indicate the prevalence of homophobic tweets spiked during the Super Bowl.
Check out the video above for more on these stories.