The Marfa Lights: Texas’ Greatest Unsolved Mystery

Texas Country Reporter, the long-running Texas travel and people programme, posted this classic segment in October 2021. The crew sets up at dusk at the roadside spot off U.S. Highway 90 east of Marfa and gathers stories from people who have watched the lights over Mitchell Flat for decades.

Witnesses describe lights that dim, brighten, split and line up; an old-timer insists they were there in 1943, before ranches had electricity; a mechanic who has fixed Marfa’s headlights most of his life wonders about minerals in the soil; and pilot Fritz Kahl recalls first seeing them from the wartime air base. A local favours the legend of the Mescalero Apache chief Alsate, while researchers suggest that most sightings are car lights. The segment ends with what it calls “Marfa flashes”: flickers lasting a sixtieth of a second, caught on camera but invisible to the eye.

Charming as oral history, this segment is best read alongside the evidence. Investigations, including one by University of Texas at Dallas physics students in 2004, have matched most viewing-area lights to headlights on U.S. 67, with temperature layers in the desert air making them shimmer and split. Claims that the lights predate cars rest on memory and family tradition; the earliest written report found so far dates from 1957.

As for the “Marfa flashes”: single-frame flickers on video are exactly what electronic noise, insects or stray light can produce, and the programme offers no test to rule those out.