What Are Earthquake Lights? Are They Real?
Michael Persinger vs Paul Deveraux on unusual aerial lights: http://www.absoluteastronomy.com/topics/Michael_Persinger
In the book
Earth Lights Revelation: Ufo's and Mystery Lightform Phenomena The Earth's Secret Energy Force
Paul Deveraux postulates the source of these lights is a new form of energy.
From the book Subtle Energy by John Davidson [CW Daniel Company 1988]p. 92:
Ball Lightning and Particle Spin: The research of Dr. Geert Dijkhuis, director of a Rotterdam based company, has centered on the artificial creation of ball lightning. He was able to produce a 10cm ball lasting 1 second, and wants to increase the time duration.