A new analysis of what were initially thought to be microbial fossils in Greenland suggests they might instead just be mineral structures created when ancient tectonic forces squeezed stone. While most of the structures point in one direction, the red arrow shows that some point in the other direction.
Courtesy of Abigail Allwood
Mary Kathleen "Kathy" Tyler, an 82-year-old woman incarcerated at Iowa Correctional Institution for Women in Mitchellville, was sentenced to life in prison in 1978. She is an avid reader, artist and pianist; is employed as a court reporter; and has accumulated a handful of degrees since she was incarcerated.
Jessica Earnshaw for NPR
Lance Erwin works with a neighbor in Mexico Beach, Fla., to repair parts of his roof after it was blown off by Hurricane Michael. Rules are looser in the Pandhandle, allowing construction that couldn't stand up to the storm's 155 mph winds.
Cottonseed is full of protein but toxic to humans and most animals. The U.S. Department of Agriculture this week approved a genetically engineered cotton with edible seeds. They could eventually feed chickens, fish — or even people.
Courtesy of Lacey Roberts/Texas A&M University