Crop Circle Research and Scientific Investigations -  .

Barbara Lamb Crop Circle Researcher - - Barbara Lamb is co-author of "Crop Circles Revealed." She has been researching crop circles for many years.

Bert Janssen - - Articles, films and photos from Netherlands based researcher Bert Janssen. His thoughts and articles on crop circles. His encounters with light anomalies and his work on ancient sites.

BLT Research - - The BLT Research Team Inc.'s primary goal is the discovery and scientific documentation of physical changes induced in plants, soils and other materials at crop circle sites.

Busty Taylor crop circle page. - - Crop circle research and photography.

Circles Phenomenon Research International - - Founded by Colin Andrews. An international crop circle research organization with offices in UK, USA, Canada, Australia and Japan.

Circular Site - - Dutch researcher Janet Ossebaard's site about crop circles, balls of light and anomalies.

Crop Circle Info - - Colin Andrews' crop circle research site.

The Crop Circular - - The regularly updated crop circles site of researcher/lecturer Freddy Silva, offering factual research dedicated to the appreciation and understanding of crop circles, the most dynamic form of multi-dimensional communication to appear in our history.

CropCircleAnswers.com - - Home of researchers Ed and Kris Sherwood. Includes extensive crop circle 'luminosity' research and photographic evidence of anomalous 'balls of light'.

Earth Files - Real X-Files - - Linda Moulton Howe's site has many excellent articles on crop circles.

Eric Beckjord - - Eccentric US based researcher Eric Beckjord's site.

Frank Laumen - - Home of the German crop circle researcher and photographer.

Janet Ossebbard and Bert Janssen - - Articles about crop circle geometry and information about their videos.

Judith Moore's Crop Circles Revealed - - Judith Moore has been researching crop circles for many years and has co-authored "Crop Circles Revealed." She channels information about the crop circles.

Lucy Pringle - - Excellent pictures taken since 1996 by Lucy Pringle, articles, you can order cards, prints, books, calendars and other related merchandises.

Peter Sorensen - - Peter R. Sorensen is a researcher who has videotaped more crop circles than anyone else in the last eight years; pages also include portraits of many crop circle researchers, centuries-old Circle Graffiti in Winchester Cathedral, articles.

Star Nation Gallery - - Researcher Rod Bearcloud Berry's site contains articles and a crop circle gallery.