This article was featured in One Great Story , New York ’s reading recommendation newsletter. Sign up here to get it nightly. There has never been a worse time to be a UFO skeptic. Last month, Sean Kirkpatrick, the head of the Pentagon office responsible for investigating unexplained aerial events, stepped down. He said he was tired of being harassed and accused of hiding evidence, and he lamented an erosion in “our capacity for rational, evidence-based critical thinking.” He may have been