- Experiments on Brown Mountain
- Article reports on the results of studies that have found possible explanations for enigmatic nocturnal lights in western North Carolina.
- Peakland spooklights
- An article detailing the folklore and history of the spooklights observed in Derbyshire, England.
- Project Hessdalen
- Web site of Project Hessdalen, related to a luminous phenomenon that was occurring with strong recurrence in the area of Hessdalen in Norway. [English/Norge]