Researchers say the gray wolf’s rise in the United States has vindicated their essential ecological role, helping to promote young forest and biodiversity in Yellowstone National Park. But there have been struggles.
Air Marshals Behaving Badly And more investigative reporting, as rounded up by ProPublica.
What Happened at Slate This Week? Josh Keating read about making music in the Anthropocene and journeyed into the heart of coding darkness.