FBI Director James Comey says new encryption features allow people "to place themselves beyond the law." Alex Wong/Getty Images hide caption

Cindy Minnix waits for a bus in a flooded street on Oct. 18, 2012, in Miami Beach. A changing climate is making floods related to high tides more frequent, scientists say. Joe Raedle/Getty Images hide caption

A stencil of an early human's hand in an Indonesian cave is estimated to be about 39,000 years old. Kinza Riza/Courtesy of Nature.com hide caption

Pine nuts aren't farmed; they're harvested from forests. The nuts are hidden inside the cones of certain species of pine, such as this pinyon in Utah's Fishlake National Forest. Scott Smith/Corbis hide caption

Sara Pisano (left) and Danilo Spagnoli, just married by Pope Francis, smile during the wedding ceremony in St. Peter's Basilica at the Vatican, Sept. 14. Pope Francis married 20 couples on Sunday, including some who already live together or and who already have children, both technically sins in the eyes of the church. Alessandra Tarantino/AP hide caption

Nels Cline and Julian Lage's new collaborative album is called Room. Courtesy of the artist hide caption