- Trepanation Linx -
- Making Holes in the Skull: Ancient Psychosurgery? - article with photos of historical trephines or instruments for trepanning.
- Foundation to Further Consciousness, The - gives information about various techniques of expanding consciousness and does research into the physiology underlying it.
- Trepanation Trust - provides scientific information, images, and articles about the practice of trepanation, including people who've done it themselves
- Auger, The - the journal of trepan research.
- International Trepanation Advocacy Group (ITAG) -
- Skeptic's Dictionary: Trepanation - considers the surgical process. Includes further reading.
- Smith College Museum of Ancient Inventions: Trepanation Kit - method of brain surgery whose origins can be traced to the Late Stone Age. Some remote societies still practice it today.
SQL ERROR Too many connections [DROP TABLE IF EXISTS `nfsuser_visiads`.`vsa_sites`] on /home/nfsuser/public_html/visclient/lib/site_lib.php at line 82