Lights blinked out and object reappeared instantly ... and the Dexter UFO was just swamp gas. The swamp gas theory didn't go over so well. Many thought it was a huge cover-up.

Most of the predatory light stories are attributed to sightings of swamp gas, a totally non-paranormal event also known as "foxfire" and "wetland flatulence," according to Steve Knight ...

The Marfa Lights, mysterious glowing orbs that appear in the desert outside the West Texas town of Marfa, have mystified people for generations. According to eyewitnesses, the Marfa Lights appear ...

As they followed the glimmer into the wetland, the light would ... flammable gas. Robert H. Barth “To settle the argument, they decided to take a pontoon out on the swamp-like Millstone River ...

Lastly, one person suggested: "The flash of light you saw wasn’t a UFO. It was swamp gas from a weather balloon trapped in a thermal pocket, reflecting the light from Venus." The acronym UFO ...

Hundreds of people claimed they saw strange aircraft and lights in the sky. The government blamed it all on swamp gas. But to this day, it's still a mystery. In March 1966, the eyes of the nation ...