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{{Infobox scientist
| name = Peter C. M. Hahn
| image = Peter C M Hahn 1143.jpg
| alt = Peter C. M. Hahn
| birth_date = {{birth date and age|1954|4|18}}
| fields = [[Electronics Engineering Technologist]]
| residence = Sherwood Park, Alberta, Canada
| nationality = German/Canadian
| known_for = [[Ether]], [[Aether]], [[Gravitational Waves]], [[Gravity]], [[Unification]], [[SETI]], [[Relativity]]
}}

'''Peter C. M. Hahn''' (born April 18, 1954) is a German-Canadian electronics engineering technologist and independent researcher based in Sherwood Park, Alberta, Canada. He is best known for developing "foamy ether" theory, an [[Aether|aether]]-based framework that he presents as a candidate quantum theory of gravity and a "Theory of Everything." Working outside the mainstream physics community, Hahn proposes that space is filled with a single foam-like substance and that all matter and forces are distortions within it.

==Biography==

Hahn developed an early interest in science fiction and in the physics of spaceflight, which led him to question the nature of [[gravity]]. Dissatisfied with the standard analogies used to explain [[General relativity|general relativity]], he turned to the concept of the [[Aether|ether]] as a way of visualizing gravity at the quantum level.

In 1975 he graduated with honors in Electronics Engineering Technology from the [http://www.nait.ca/ Northern Alberta Institute of Technology] (NAIT). From 1975 to 2009 he worked for [http://consumer.telus.com/cgi-ebs/jsp/homepage.jsp TELUS Communications Inc.] in a variety of roles, including network switch maintenance, fibre optics maintenance, network switching engineering, technology strategy, and web development. He received a Journeyman Certificate as a Communication Electrician in 1979 and a Web Developer Certificate (Programming Option) in 2000. Since 1989 he has been a member of ASET, the Association of Science and Engineering Technology Professionals of Alberta, and holds the Certified Engineering Technologist (C.E.T.) designation.

==Work==

Hahn traces the origins of his foamy ether concept to the late 1980s, when he proposed using a "foamy" ether to describe empty space as an aid to visualizing gravity, which he pictured as distortions of the foam caused by massive particles. In the late 1990s he further refined the idea by eliminating particles as separate entities, instead treating all particles as distortions within the ether itself, so that the universe is composed of a single substance. According to Hahn, this approach avoids the problem of particles having to move through the ether, because it is the distortion, rather than any material particle, that propagates.

To illustrate the model, Hahn used 3D simulation software ([http://www.havingasoftware.nl/ ThreeDimSim]) to build working simulations of foam and demonstrate how forces such as gravity and electromagnetism might arise within the ether. In 2005 he posted the article "Foamy Ether — A Framework for a Theory of Everything," and he has continued to develop and publish the framework online.

==Scientific contributions==

Foamy ether theory holds that a gravitational wave is a rhythmic stretching and compressing of the foamy ether caused by mass in motion, distorting both space and time. A central claim of Hahn's work is that the speed of light varies with the tension of the ether rather than remaining constant, contrary to the postulates of [[Special relativity|special relativity]]. On this basis he argues that interferometer-based [[Gravitational Waves|gravitational-wave]] detectors such as LIGO cannot, in principle, detect gravitational waves, and he has proposed an alternative "time-variance" detector design based on ether inflow.

Hahn has also applied the framework to the search for extraterrestrial intelligence ([[SETI]]), suggesting that advanced civilizations might prefer gravitational waves over electromagnetic waves for interstellar communication and that such waves could in principle be modulated to carry intelligent signals. In 2008 he attended the [http://abscicon.seti.org/ AbSciCon 2008] astrobiology conference, where he presented a poster entitled "[http://www3.telus.net/foamyether/seti/seti.htm Searching gravitational waves for intelligent messages]." His later writings have appeared on preprint repositories including [https://vixra.org/ viXra] and in the Foundational Questions Institute (FQXi) essay forum. These proposals lie outside the accepted framework of modern physics, in which the constancy of the speed of light and the interferometric detection of gravitational waves are experimentally well established.

==Abstracts==

* 2012 - "[[The Persistent Failure of a Two Substance Paradigm]]" ([http://www.naturalphilosophy.org/pdf/abstracts/http://www.fqxi.org/community/forum/topic/1407 Read in full])
* 2009 - "[[Time Variance Gravitational Wave Detector]]"
* 2008 - "[[Searching Gravitational Waves for Intelligent Messages]]" ([http://www.naturalphilosophy.org/pdf/abstracts/http://www.liebertonline.com/toc/ast/8/2 Read in full])

==External links==

* [https://www.peterhahn.ca/ Foamy Ether Theory] — Hahn's official website
* [http://www3.telus.net/foamyether/ Foamy Ether — A Framework for a Theory Of Everything] (original site)

[[Category:Scientist|Hahn Peter]]
[[Category:Gravity|Hahn Peter]]
[[Category:Aether|Hahn Peter]]
[[Category:Relativity|Hahn Peter]]
[[Category:Unified Theory|Hahn Peter]]
[[Category:Cosmology|Hahn Peter]]
[[Category:Worldwide List of Dissident Scientists]]