LINDA WERTHEIMER, HOST:
Good morning. I'm Linda Wertheimer, with news for Kevin Bacon. According to a new study on Facebook, six degrees of separation is too much. On the social network, people are connected by an average of 4.7 degrees. Rough translation: The Facebook data team concludes that users from the Siberian Tundra and the Peruvian rainforest are likely connected by a friend of a friend of a BFF. It's MORNING EDITION. Transcript provided by NPR, Copyright NPR.