Phy.org - Science: Social Sciences: Psychology: Psychology and Religion: Religious Experience: Prayer

Boundary Institute - A nonprofit scientific research organization dedicated to research of anomalous phenomena related to consciousness (which might contribute to explain intercessory prayer).
Medical Bureau at Lourdes - Description of the process for recognition of miraculous cures. Includes list of the recognized cures at Lourdes, and details of the International Medical Association of Lourdes (AMIL) Bulletin.
Problems with Prayer and Faith Healing - Collected critiques of prayer on the website of Guide to Atheism and Agnosticism.
Samueli Institute - A non-profit, non-affiliated organization conducting and supporting research on the biology of healing and the therapeutic relationship.
Transcendent and Spiritual Experiences of Scientists - Web-site with collected accounts from scientists about their transcendent, transpersonal, mystical, paranormal, or psychic experiences, here: Healing on Distance.

Media publications

BBC News: Does Prayer Work? - Review of evidence for answered prayer for world peace and health. (Published 2002-02-27 00:00:00)
Scientific Research on Prayer - Debra Williams' review of research attempting to prove the power of prayer. (Published 1999-01-01 00:00:00)
TIME: Investigating the Power of Prayer - Critical comment by Leon Jaroff against national funding of prayer studies. (Published 2002-07-03 00:00:00)