Though only a third of Instagram users say they get news from the app, 60 percent of those who do are nonwhite, whereas on Twitter, 60 percent of news consumers are white. Of people who rely on Snapchat for news, 63 percent are women. Yet 72 percent of people who tap Reddit for news are men. These are some of the takeaways from a Pew Research survey published this week, looking at the news consumption habits of social media users in the US.