Links
(external links open in a new window)Links reviewed August 2026. When an original page is no longer published, a clearly marked Internet Archive copy is provided.
| Mechanics Applets |
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Spring Pendulum Spring Pendulum Simulation Double Pendulum Double Spring Double Swinging Spring |
Background
Johann Bessler - Wikipedia
Orffyre.com - Bill McMurtry (archived)
Orffyreus and his Perpetual Motion Machines - Ramesh Menaria (archived)
Bessler's Wonderful Wheel (Article, 1956) (archived)
Altered Dimensions - Orffyreus (archived)
HP's Perpetuum Mobile - History and Analysis
Bessler-Rad - Volker Keller (in German, use Google to translate) 
Theories
Perpetual Motion... An Ancient Mystery Solved? - John Collins
Gravity Motor Technology - Larry McCart (archived)
The Marvelous Wheel of Johann Bessler - Peter Grütter
The Gravity Converter - Georg Künstler (archived German site)
Conservative Forcefield Converter - Øystein Rustad (archived)
In Depth Mechanical Analysis by Alfred Evert
- Overview
- Pendulum (archived)
- Wheel (archived)
- Swinging Rod (archived)
- Impulse Principle (archived)
PM Machine Designs and Theory - Nathan Coppedge (archived)
Hammer Wheel - Slavek Krepelka (archived)
Encoded Writing - Orqvav (archived)
The Power of One, - Jan Rutkowski (archived)
Chiastic Structures, Orffyrean Bearings, and the Bessler Pendulum - Alden Park (archived)
Perspectives
The Secret History of the First Law
- Perpetual Emotion
- Thermodynamics and Free Energy (archived)
- Perpetuum Mobile (archived)
- Energy Misdefined in Physics
The Plight of the Obscure Innovator
The Structure of Scientific Revolutions
The Myths of Skepticism (archived)
Gravity
The Least Understood Force - NASA's Gravity Probe B
Missions in Search of Gravity (archived)
Tidal Power: Harnessing Gravity
Light Speed versus Special Relativity (archived)
Faster Than Light... A Particle Theory of Gravity (archived)
Absolute Motion... The Gravity Energy Paradox (archived)
Vacuum Energy
An Introduction to Zero-Point Energy
Questions and Answers about the Origin of Inertia and the Zero-Point Field
Quantum Fields: Tapping Vacuum Energy (archived)
The Energetic Vacuum: Implications For Energy Research
Vacuum Energy as the Cause of Gravity
Engineering the Vacuum (archived)
Accelerating Universe
Scientists Stunned to Learn Universe May Be Accelerating (archived)
Weird Discovery About Our Accelerating Universe Ranks No. 1 in Science Magazine Annual Review (archived)
Supernova Found to Confirm Accelerating Universe
Satellite to Unveil Dark Energy That Drives Accelerating Universe
A Dark Force in the Universe: Scientists Try to Determine What's Revving Up the Cosmos (archived)
Astrophysics Challenged by Dark Energy Finding (archived)
Supernova/Acceleration Probe: Studying the Dark Energy of the Universe (archived)
Push Gravity Theories
Neutrinos and Linear Momentum (archived)
Gravity, Inertia, and Radiation (archived)
Vacuum Energy as the Cause of Gravity
Cosmic Long-Wavelength Photons and a Fundamental Understanding of Gravitation (archived)
Autodynamics and the Pico Graviton
Related Experiments
SMOT - Simple Magnetic Overunity Toy
Finsrud Technology and the Chaos Pendulum (archived)
The Allais Effect (archived), more... (archived)
The Podkletnov and Woodward Effects, more... (archived)
NASA's Gravity Shielding Experiments (archived)
Other Links
Science.gov: U.S. Science Information
Gravity Concepts: Gravity Links (archived)
Physics of Swinging (archived)
Bill Beaty's "Antigravity Underground"
American Antigravity (archived)
Ridiculed Discoverers, Vindicated Mavericks
Impact - Impulse
- The Homopolar Generator
- A Primer on the Homopolar Phenomenon
- The Faraday Homopolar Generator Experiment - J.L. Naudin
- Untried Homopolar Generator Experiments
- Faraday's Final Riddle: The Homopolar Generator
- Tesla's Self-Sustaining Generator (archived)
- The Homopolar Handbook: A Definitive Guide to Faraday Disk
- Tewari's Space Power Generator
- Bruce DePalma - Home of Primordial Energy (archived)
- Homopolar Free Energy Generator Test (archived)
- Stephen Wolfram: A New Kind of Science
- Author of Mathematica proposes a new basis for science
- The Big Rewrite - Stephen Wolfram explains everything but the perfect cappuccino (archived)
- Stephen Wolfram: Official Web Site
- Reflections on Stephen Wolfram's "A New Kind of Science" by Ray Kurzweil
- Einstein's theory 'may be wrong'
- Has Speed Of Light Slowed Down?
- Einstein's Theory of Relativity versus Classical Mechanics
- Gravitation = Acceleration? Proof that the Equivalence Principle, the corenerstone of Relativity, is False (archived)
- Frequently Asked Questions about Experimental Tests Invalidating Einstein's Relativity (archived)
- STEP: Satellite Test of the Equivalence Principle
- Small systems defy second law
- On the occasion of the 100th anniversary of Josef Loschmidt's death in 1895: Is Loschmidt's greatest discovery still waiting for its discovery? (archived)
- Entropy
- The Physical Principles of Unworkable Devices
- Philadelphia Association for Critical Thinking
- Eric's History of Perpetual Motion and Free Energy Machines (archived)
- sci.skeptic FAQ
- Perpetual Motion Machines
- The Perpetually Reoccuring Perpetual Motion Machine (archived)
- The Museum of Hoaxes
- 'What Goes Up'... Is Basis for a Breakthrough (archived)
- Crank.net