When the UFO Conversation Changed

For a long time, the subject of UFOs seemed to belong to another era. It was there, of course. People continued seeing unusual things in the sky. Witnesses continued telling their stories. Governments occasionally investigated reports. Scientists occasionally discussed the possibility of life elsewhere. But for much of the late twentieth century, the subject seemed to have settled into a strange place somewhere between curiosity and ridicule. Project Blue Book had ended. Official investigatio...