"Swamp gas.

"Swamp gas." The line Hynek gave to explain away the 1966 Michigan #UFO sightings, so absurd it became a joke that outlived the case itself. But almost nobody remembers what actually happened that month, which is a shame, because the flap it was meant to bury was one of the most widely witnessed of the entire century. For weeks, objects were reported night after night across southern Michigan by civilians and police alike. Sheriff's deputies watched a red-green object shoot straight up, stop,...