The Hutchison Effect: An Explanation
Mark A. Solis explains that it's a collection of phenomena that were discovered accidentally by John Hutchison during attempts to study the longitudinal waves of Tesla back in 1979.

John Hutchison’s Web Page
Here's the website of the man himself, where he discusses the latest news, developments and controversies surrounding his remarkable work.

The Poltergeist Machine
Poltergeist effects may be as much the result of electromagnetic anomalies as the workings of spirits, as inventor John Hutchison has been able to demonstrate in his laboratory.

Scientific Proof of Artificially Created Paranormal Phenomena
Looks at various scientific experiments - including Hutchison’s antigravity effects - that seem to duplicate the effects of various paranormal phenomena.