Within Antigravity
Did Podkletnov's Superconductor Claim Get Suppressed?
Eugene Podkletnov's rotating-superconductor claim became a template for antigravity rumors, but the public dispute turns on replication and measurement.
On this page
- What Podkletnov claimed his apparatus measured
- Why the withdrawn paper fueled UFO rumors
- Replication problems and ordinary scientific fallout
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Introduction
Eugene Podkletnov’s rotating-superconductor experiments became one of the most influential episodes in modern antigravity folklore. In the mid-1990s, Podkletnov claimed that objects positioned above a spinning superconducting disc appeared to weigh slightly less than normal. The reported effect was small—typically fractions of a percent rather than dramatic levitation—but the implications were enormous. If real, it would suggest that gravity could be modified under laboratory conditions. [WIRED]wired.comBreaking the Law of Gravity1 Mar 1998 — A scientist claimed in 1996 that gravity could be negated. Now his findings are being invest…
The controversy that followed helped create a lasting narrative within UFO and advanced-propulsion communities: a scientist discovers a breakthrough, institutions panic, the research is suppressed, and the inventor is pushed out of public view. The historical record, however, points to a more complicated story. Podkletnov’s claim was unusual enough to attract attention, but the central dispute has always revolved around measurement, replication, and experimental controls rather than documented evidence of a coordinated effort to silence him. [WIRED+2Scientific American]wired.comBreaking the Law of Gravity1 Mar 1998 — A scientist claimed in 1996 that gravity could be negated. Now his findings are being invest…
What Podkletnov Claimed His Apparatus Measured
While working at Tampere University of Technology in Finland, Podkletnov reported observations involving a levitated, rotating disc made from the high-temperature superconductor YBCO (yttrium barium copper oxide). The disc was suspended magnetically and spun at high speed while exposed to electromagnetic fields. According to Podkletnov, objects placed above the apparatus registered a small reduction in weight. Reported values generally ranged from roughly 0.3% to 2%, depending on the experimental conditions. [Scienceline+2imagesco.com]scienceline.orgask knight gravityI've heard about a gravity beam that can send people…13 Nov 2006 — Podkletnov said the superconductor was shielding these o…
The claim was not that the objects lost mass. Rather, the measured force associated with gravity appeared to decrease. Podkletnov interpreted this as evidence of a weak “gravity shielding” effect produced by the superconducting system. The proposed phenomenon did not fit established gravitational theory and lacked a widely accepted mechanism. [Scientific American+2Google Groups]scientificamerican.comi have recently heard repScientific AmericanI have recently heard reports of a researcher claiming to…21 Oct 1999 — "Recent interest in a paper on the subject…
Even sympathetic observers acknowledged that the reported effect sat far outside conventional expectations. A genuine reduction of gravitational force, even at the level of one percent, would represent a major discovery in physics. That extraordinary implication is one reason the claim attracted intense scrutiny despite the modest size of the reported weight changes. [Scientific American]scientificamerican.comi have recently heard repScientific AmericanI have recently heard reports of a researcher claiming to…21 Oct 1999 — "Recent interest in a paper on the subject…
Why the Withdrawn Paper Fueled UFO Rumors
The episode became legendary because the scientific controversy unfolded publicly before the evidence had been settled.
In 1996, reports about Podkletnov’s work reached the press before formal publication of the most controversial claims. Media coverage portrayed the research as a possible challenge to gravity itself. According to accounts from the period, Podkletnov subsequently withdrew the paper that was expected to describe the effect in detail. The combination of sensational headlines, a withdrawn manuscript, and the apparent disappearance of a revolutionary result created ideal conditions for later conspiracy theories. [WIRED+2Scientific American]wired.comBreaking the Law of Gravity1 Mar 1998 — A scientist claimed in 1996 that gravity could be negated. Now his findings are being invest…
Within UFO and antigravity circles, the withdrawal was often interpreted as evidence that powerful institutions had intervened. The story acquired familiar features found throughout suppression narratives:
- A breakthrough technology with transformative implications.
- Negative reactions from scientific authorities.
- Removal or withdrawal of key publications.
- A researcher who became less visible publicly.
- Subsequent interest from aerospace and government organisations.
These elements encouraged speculation that the research had been classified or deliberately buried. Yet the public evidence for such claims remains thin. The documented facts show controversy, criticism, and publication problems. They do not demonstrate that a government or corporate actor halted the work through covert intervention. [WIRED+2Discover Magazine]wired.comBreaking the Law of Gravity1 Mar 1998 — A scientist claimed in 1996 that gravity could be negated. Now his findings are being invest…
The gap between what is documented and what is inferred is crucial. A withdrawn paper can result from disputes over methodology, concerns about reproducibility, or an author’s own decisions. In conspiracy-oriented retellings, however, the withdrawal often becomes the central proof of suppression rather than a question requiring explanation. [Scientific American]scientificamerican.comi have recently heard repScientific AmericanI have recently heard reports of a researcher claiming to…21 Oct 1999 — "Recent interest in a paper on the subject…
What Actually Happened After the Claim Became Public?
One reason suppression theories persist is that Podkletnov’s story did not end immediately after the controversy.
Reports from the late 1990s indicate that researchers in several institutions became interested in evaluating the claim. NASA-related researchers examined theoretical possibilities associated with superconductors and gravity, and other groups discussed or attempted investigations connected to the reported effect. The very existence of this interest is sometimes cited as evidence that officials secretly believed Podkletnov was correct. [NASA Technical Reports Server+2Google Groups]ntrs.nasa.govPodkletnov has reported that a gravity shielding effect was seen above a YBCO superconductor being rotated by a magnetic field and irradi…
However, institutional curiosity is not the same as confirmation. Novel claims with potentially revolutionary implications often attract attention precisely because they are important to test. NASA-associated discussions of superconducting gravity effects generally focused on evaluating whether such phenomena could be measured, not on validating a working antigravity technology. [NASA Technical Reports Server]ntrs.nasa.govPodkletnov has reported that a gravity shielding effect was seen above a YBCO superconductor being rotated by a magnetic field and irradi…
This distinction is frequently lost in UFO narratives. A research programme investigating an unusual claim can be transformed into evidence that authorities already know the claim is true. The historical record supports the first proposition much more strongly than the second. [NASA Technical Reports Server]ntrs.nasa.govPodkletnov has reported that a gravity shielding effect was seen above a YBCO superconductor being rotated by a magnetic field and irradi…
Replication Problems and Ordinary Scientific Fallout
The strongest challenge to the suppression narrative comes from the long history of replication efforts.
From the beginning, critics argued that the reported weight reductions were vulnerable to experimental artefacts. Measuring tiny changes in apparent weight near rapidly rotating superconductors, strong magnetic fields, cryogenic equipment, vibration sources, and air currents is technically difficult. Small systematic errors can mimic exotic effects if not fully controlled. [Scientific American]scientificamerican.comi have recently heard repScientific AmericanI have recently heard reports of a researcher claiming to…21 Oct 1999 — "Recent interest in a paper on the subject…
Over the years, multiple researchers attempted either direct or partial replications. These efforts generally failed to reproduce the original gravity-shielding effect at the reported levels. Reviews of the topic repeatedly note that the phenomenon never achieved the independent confirmation expected for a major scientific discovery. [Discover Magazine+2altpropulsion.com]discovermagazine.comwhatever happened to antigravity research 15567Discover MagazineWhatever Happened to Antigravity Research?Apr 26, 2006 — Then Podkletnov withdrew his claims, NASA ditched the concept…
This failure of replication is central because extraordinary physical effects normally become easier to establish once other laboratories can observe them. Instead, Podkletnov’s claim remained tied primarily to the original reports and later variations of his own work. Independent confirmation never reached the level needed to persuade mainstream physics. [Scientific American]scientificamerican.comi have recently heard repScientific AmericanI have recently heard reports of a researcher claiming to…21 Oct 1999 — "Recent interest in a paper on the subject…
The resulting trajectory resembles many controversial scientific episodes:
- An unexpected experimental result is reported.
- The result receives intense attention because of its implications.
- Other researchers attempt replication.
- Replications fail or remain inconclusive.
- The claim becomes marginal rather than accepted.
That sequence can look like suppression from the perspective of believers, but it is also a common outcome when a remarkable claim does not survive independent testing. [Scientific American+2Discover Magazine]scientificamerican.comi have recently heard repScientific AmericanI have recently heard reports of a researcher claiming to…21 Oct 1999 — "Recent interest in a paper on the subject…
Why Podkletnov Remains Important in Antigravity Lore
Podkletnov’s significance is not that he proved antigravity. Rather, he provided one of the most concrete laboratory narratives around which later rumours could form.
Unlike purely theoretical proposals, his story involved an identifiable apparatus, measurable quantities, university facilities, a withdrawn paper, and subsequent attempts at verification. Those details made the case far more compelling to UFO and advanced-propulsion enthusiasts than abstract speculation. [WIRED]wired.comBreaking the Law of Gravity1 Mar 1998 — A scientist claimed in 1996 that gravity could be negated. Now his findings are being invest…
The episode also established a template that would later appear in discussions of other antigravity figures. A researcher reports anomalous results, receives attention, encounters criticism, becomes less visible, and is then recast as a possible victim of suppression. Within the broader network of stories about hidden propulsion technologies and allegedly silenced scientists, Podkletnov serves as one of the foundational examples. [WIRED+2Discover Magazine]wired.comBreaking the Law of Gravity1 Mar 1998 — A scientist claimed in 1996 that gravity could be negated. Now his findings are being invest…
The key point is that the suppression claim remains substantially weaker than the original controversy itself. There is ample evidence that Podkletnov reported anomalous weight measurements and that those reports generated international attention. There is far less evidence that a successful gravity-control technology was demonstrated and then deliberately concealed. The enduring debate turns not on documented proof of suppression, but on whether the original measurements reflected a genuine physical effect at all. [Scientific American+2Discover Magazine]scientificamerican.comi have recently heard repScientific AmericanI have recently heard reports of a researcher claiming to…21 Oct 1999 — "Recent interest in a paper on the subject…
Amazon book picks
Further Reading
Books and field guides related to Did Podkletnov's Superconductor Claim Get Suppressed?. Use these as the next step if you want deeper reading beyond the article.
Physics of the Impossible
Explores whether seemingly impossible technologies, including gravity-related concepts, can fit within known physics.
The Hunt for Zero Point
Covers antigravity claims, aerospace rumors, and the broader cultural context surrounding figures such as Podkletnov.
The Demon-Haunted World
Rating: 4.5/5 from 43 Google Books ratings
Provides a framework for assessing replication failures, measurement issues, and suppression narratives.
The UFO Enigma
Addresses how unconventional claims are investigated, debated, and evaluated within scientific institutions.
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Endnotes
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Source: wired.com
Link: https://www.wired.com/1998/03/antigravity/Source snippet
Breaking the Law of Gravity1 Mar 1998 — A scientist claimed in 1996 that gravity could be negated. Now his findings are being invest...
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Source: scienceline.org
Title: ask knight gravity
Link: https://scienceline.org/2006/11/ask-knight-gravity/Source snippet
I've heard about a gravity beam that can send people...13 Nov 2006 — Podkletnov said the superconductor was shielding these o...
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Source: imagesco.com
Link: https://www.imagesco.com/articles/supercond/10.htmlSource snippet
ctor disk while rotating it at several...Read more...
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Source: groups.google.com
Link: https://groups.google.com/g/sci.physics.research/c/frBF_tEr3UYSource snippet
Google GroupsPreprint of NASA Gravity Shielding PaperThey are trying to verify Podkletnov's claim that the superconductor, exposed to a m...
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Source: ntrs.nasa.gov
Link: https://ntrs.nasa.gov/api/citations/19990046249/downloads/19990046249.pdfSource snippet
Podkletnov has reported that a gravity shielding effect was seen above a YBCO superconductor being rotated by a magnetic field and irradi...
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Source: altpropulsion.com
Title: [ning li]({{ ‘ning-li/’ | relative_url }}) podkletnov superconductors gravity control
Link: https://www.altpropulsion.com/ning-li-podkletnov-superconductors-gravity-control/Source snippet
NASA never conducted a replication of Podkletnov's rotating superconductor, experiment. He also notes that subsequent replication attempt...
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Source: altpropulsion.com
Link: https://www.altpropulsion.com/superconductors-gravity-control/Source snippet
Superconductors & Gravity Control: A 30-Year History9 Jul 2025 — Ultimately, Drs Eugene Podkletnov and Ning Li both claimed experimental...
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Source: nasa.gov
Link: https://www.nasa.gov/Source snippet
National Aeronautics and Space Administration. NASA explores the unknown in air and space, innovates for the benefit of humanity, and...
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Source: youtube.com
Title: Gravity Control
Link: https://www.youtube.com/watch?v=1N8Og_7JnXoSource snippet
Eugene Podkletnov - [Gravity Modification]({{ 'gravity-leap/' | relative_url }}) 2025...
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Source: youtube.com
Title: Eugene Podkletnov
Link: https://www.youtube.com/watch?v=Ol3K_mXhJ9USource snippet
Music...
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Source: scientificamerican.com
Title: i have recently heard rep
Link: https://www.scientificamerican.com/article/i-have-recently-heard-rep/Source snippet
Scientific AmericanI have recently heard reports of a researcher claiming to...21 Oct 1999 — "Recent interest in a paper on the subject...
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Source: discovermagazine.com
Title: whatever happened to antigravity research 15567
Link: https://www.discovermagazine.com/whatever-happened-to-antigravity-research-15567Source snippet
Discover MagazineWhatever Happened to Antigravity Research?Apr 26, 2006 — Then Podkletnov withdrew his claims, NASA ditched the concept...
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Link: https://en.wikipedia.org/wiki/NASASource snippet
NASA - WikipediaThe National Aeronautics and Space Administration is an independent agency of the U.S. federal government responsible...
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Source: Wikipedia
Title: Eugene Podkletnov
Link: https://en.wikipedia.org/wiki/Eugene_PodkletnovSource snippet
Eugene PodkletnovEugene Podkletnov is a Russian ceramics engineer known for his claims made in the 1990s of designing and demonstratin...
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Source: theguardian.com
Link: https://www.theguardian.com/science/nasaSource snippet
June 2026 · 'Earth's first starfleet': Nasa reveals Artemis III crew and project's next steps · Nasa tells astronauts to return to Intern...
Published: June 2026
Additional References
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Source: researchgate.net
Link: https://www.researchgate.net/publication/305635303_Null-Results_of_a_Superconducting_Gravity-Impulse-GeneratorSource snippet
Null-Results of a Superconducting Gravity-Impulse-GeneratorIt was claimed by Podkletnov and Modanese that a high voltage discharge throug...
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Source: reddit.com
Link: https://www.reddit.com/r/EmDrive/comments/3dkeu3/podkletnov_gravity_modification_and_mihsc/Source snippet
Podkletnov gravity modification and MiHsC: r/EmDrivePodkletnov is well-known for his experiments involving YBCO superconductors, which p...
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Source: youtube.com
Link: https://www.youtube.com/NASA -
Source: medium.com
Link: https://medium.com/predict/eugene-podkletnovs-new-gravity-modification-experimental-video-b7813b04c6f8Source snippet
Eugene Podkletnov developed a gravitational shield using high-speed rotating superconductors. Now he's testing a new device that he claim...
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Source: reddit.com
Link: https://www.reddit.com/r/UFOs/comments/1arn728/i_found_an_antigravity_rabbit_hole_that_connects/Source snippet
Scientists linked to UFO type research, died under questionable circumstances · r/UFOs - In a 6 year span of the 80's, 23 English Scienti...
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Source: medium.com
Title: podkletnovs four gravity control experiments 0fbc0ca0adad
Link: https://medium.com/%40timventura/podkletnovs-four-gravity-control-experiments-0fbc0ca0adadSource snippet
Podkletnov's Four Gravity Control ExperimentsIn the 1990s, Dr. Eugene Podkletnov drew international attention with a rotating superconduc...
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Title: The Antigravity Question: How AI Could Answer Humanity’s
Link: https://setcoin.group/article/antigravity-question-how-ai-could-answer-humanity-oldest-dream-in-just-20-yearsSource snippet
UFO conspiracy theories, the dream of defying gravity has captivated us. Yet despite decades of research and billions in investment, we'r...
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Source: facebook.com
Title: 11 scientists linked to secret aerospace and nuclear
Link: https://www.facebook.com/QuantumCookie/posts/11-scientists-linked-to-secret-aerospace-and-nuclear-research-are-ded-or-missing/848979818224376/Source snippet
UFOs. He even co-wrote a book titled "The Flying Saucer from Mars" in 1954. GOVERNMENT SUPPRESSION/STIGMATIZATION OF UFO/UAP SIGHTINGS AN...
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Source: reddit.com
Link: https://www.reddit.com/r/UFOs/comments/15ugvlh/ive_spent_years_in_defense_rd_this_is_why_i_think/Source snippet
to consider the possibility that we really do have these objects...Read more...
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inst gravitational force” and even wrote a scientific paper on...Read more...
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