This is the reference 6 of the spectrum recording of ball lightning from 2012: http://physics.aps.org/articles/v7/5 http://physics.aps.org/articles/v7/5 Impres

This is the reference 6 of the spectrum recording of ball lightning from 2012: http://physics.aps.org/articles/v7/5 http://physics.aps.org/articles/v7/5 Impressive that the model has "passed all the tests" for an acceptable theory of the origin of ball lightning.