Facebook Study: You Are Your Own Worst Enemy

When it comes to walling ourselves off from opposing political views using social media, we are our own worst enemies. That's the conclusion of a new study by three researchers affiliated with Facebook, published today in the prominent journal Science.
The study examined data from 10.1 million Facebook users to find out how frequently we're exposed to stories from people with political views different than our own. There are, it turns out, concrete reasons why our newsfeeds look like they do.