Within Folklore
Why Sky Sounds Became UFO Folklore
Online sky-sound videos spread quickly because metallic groans and trumpet-like blasts already fit UFO audio expectations.
On this page
- Sky trumpets and viral mystery noises
- Industrial and atmospheric explanations
- Why strange audio spreads online
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Introduction
The internet transformed strange noises in the sky from scattered local stories into a global folklore phenomenon. Recordings of metallic groans, deep booms and trumpet-like blasts spread rapidly across video-sharing sites and social media, often accompanied by claims that the sounds came from UFOs, hidden technologies or unexplained atmospheric events. What made these clips especially powerful was that they seemed to match long-standing expectations about how alien machinery should sound: mechanical, immense and unsettling.
Many of the most famous recordings remain disputed. Some appear to involve genuine environmental or industrial sounds, while others have been linked to audio editing, misidentified sources or ordinary urban noise. Yet the folklore value of the phenomenon does not depend on proving that the sounds were extraterrestrial. The important cultural shift was that the internet allowed mysterious noises to circulate instantly, turning isolated reports into a shared online mythology. [Snopes]snopes.comthe sound of apocalypseSnopes'The Sound of Apocalypse' | Snopes.com30 Apr 2015 — Claim: Videos have captured strange apocalyptic sounds coming from the sky all…
Why Sky Sounds Fit Existing UFO Expectations
Before the viral era, UFO culture already had a well-developed sound vocabulary. Witness reports and science-fiction media frequently described unidentified craft as producing hums, vibrations, metallic drones or strange resonant tones. When online videos began appearing in the late 2000s and early 2010s featuring what sounded like giant brass instruments or industrial groans echoing through the sky, many viewers immediately interpreted them through that existing framework.
The noises often resembled neither aircraft nor ordinary weather. Instead they sounded vaguely technological while remaining difficult to identify. That ambiguity made them ideal material for UFO discussions. A trumpet-like blast echoing between buildings could be interpreted as atmospheric acoustics, construction machinery, a distant train or evidence of something extraordinary depending on the listener’s expectations. [Bustle]bustle.comIt is only the latestBustleWhat Is This Mystery Sound People Are Hearing?June 16, 2015 — 16 Jun 2015 — A video posted to YouTube this week from Malaysia featu…
The internet amplified this process by allowing clips from different countries to be edited together into compilation videos. Viewers could watch recordings allegedly from Canada, Germany, Ukraine, Malaysia or the United States within minutes, creating the impression of a coordinated worldwide event even when the recordings had unrelated origins. [Bustle]bustle.comIt is only the latestBustleWhat Is This Mystery Sound People Are Hearing?June 16, 2015 — 16 Jun 2015 — A video posted to YouTube this week from Malaysia featu…
Sky Trumpets and Viral Mystery Noises
The phrase “sky trumpets” became one of the most recognisable labels attached to these recordings. Videos typically featured a quiet outdoor scene interrupted by loud metallic sounds that seemed to come from nowhere. Some listeners compared them to ship horns, others to scraping metal, and many to the giant machines from science-fiction films.
A major reason these videos spread so widely was their emotional effect. Unlike blurry UFO photographs, the sounds were immediate and unsettling. Viewers could imagine themselves standing in the same street hearing the same noise. The recordings often appeared alongside captions referencing prophecy, alien contact, secret weapons or apocalyptic warnings. [FOX 26 Houston]fox26houston.comFOX 26 HoustonVideos of horns in the sky go viral26 Sept 2023 — Videos of horns in the sky go viral. Are these signs that The End is near…
Online communities devoted to paranormal subjects quickly absorbed the phenomenon. Discussion forums and social media groups debated whether the sounds represented:
- UFOs or extraterrestrial craft.
- Hidden military technology.
- Atmospheric disturbances.
- Signs of religious prophecy.
- Evidence that reality itself was changing.
The same recordings frequently moved between UFO forums, conspiracy communities and religious discussion groups, demonstrating how a single unexplained sound could acquire different meanings depending on the audience. [Reddit]reddit.comThis is incredibly eeriestrange trumpet like sounds…December 23, 2018 — People all over the world are reporting strange trumpet like sounds coming from the sk… [Reddit]reddit.comdisturbing and cause a sense of dread, but is it all fake?…
Industrial and Atmospheric Explanations
Although many viral videos were presented as mysteries, investigators repeatedly pointed toward more conventional explanations. One challenge is that unusual sounds can travel surprisingly long distances under specific atmospheric conditions. Temperature inversions and atmospheric ducting can bend sound waves, allowing industrial noises, explosions, trains or thunder to be heard far from their source. [Wikipedia]WikipediaOpen source on wikipedia.org.
Researchers and science writers discussing skyquakes have proposed several mechanisms:
- Sonic booms from aircraft.
- Meteors exploding in the atmosphere.
- Distant thunder carried unusually far.
- Seismic or geological activity.
- Gas releases from lake sediments.
- Ocean-wave interactions and coastal acoustics.
- Industrial infrastructure and heavy machinery. [Science Focus]sciencefocus.commystery skyquakes are ripping through the world and nobody knows whyMystery 'skyquakes' are ripping through the world. And…28 Sept 2024 — Mysterious booming noises coming from the sky could be skyquakes… [Forbes]forbes.comseismologists investigate unexplained skyquakesForbesSeismologists Investigate Unexplained Skyquakes22 Dec 2020 — Skyquakes are enigmatic rumblings or explosions reported all around th… Wikipedia Some investigators have argued that specific [Wikipedia]WikipediaOpen source on wikipedia.org.“sky trumpet” recordings were probably generated by mundane sources. Acoustic researcher Glen MacPherson, who investigated low-frequency noise reports, argued that many trumpet-like sounds could be traced to braking systems on large vehicles or trains negotiating curved rails. According to his account, this explanation attracted far less attention online than supernatural interpretations. [Financial Times]ft.comYvonne Conner, a resident of Holmfield, initially reported the phenomenon, leading to the discovery of many others worldwide experiencing…
The persistence of disagreement reflects a recurring feature of UFO folklore: uncertainty often survives even when plausible explanations exist. A sound only needs to remain unexplained for a portion of its audience to continue circulating as a mystery.
How Older Skyquake Traditions Merged with Internet Culture
The internet-era recordings did not emerge from nowhere. Many regions already had centuries-old traditions describing unexplained booming sounds. These phenomena are often grouped under the term “skyquakes” and have local names around the world, including Seneca Guns in North America, uminari in Japan and mistpoeffers in parts of Europe. Reports of mysterious booms appear in historical records long before aircraft, social media or UFO culture existed. [Wikipedia]WikipediaList of unexplained soundsList of unexplained soundsThe following is a list of sounds which are currently, or were previously, unidentified. All of the NOAA sou…
What changed online was not necessarily the existence of strange sounds but the way they were interpreted and shared. Older traditions tended to remain local folklore. Viral media connected them to contemporary ideas about UFOs, hidden technologies and global mysteries. A historical skyquake report that once belonged to a specific region could suddenly be presented as evidence that the same phenomenon was occurring everywhere. [Forbes]forbes.comseismologists investigate unexplained skyquakesForbesSeismologists Investigate Unexplained Skyquakes22 Dec 2020 — Skyquakes are enigmatic rumblings or explosions reported all around th…
This blending of old and new folklore gave the phenomenon unusual staying power. People encountering a viral video could connect it simultaneously to local legends, science-fiction imagery and modern conspiracy theories.
Why Strange Audio Spreads So Easily Online
Audio mysteries possess several advantages over visual ones in the attention economy of the internet.
First, sound is harder to verify than imagery. A viewer can often identify obvious visual manipulation, but determining the source of an unfamiliar noise is much more difficult. The same recording may sound industrial to one listener and supernatural to another.
Second, unusual sounds create strong emotional reactions. Deep resonant tones trigger attention because they resemble warning signals, heavy machinery or natural hazards. Even when listeners know a clip may be misleading, the sound itself can still feel disturbing. [American Academy of Audiology]audiology.orgskyquakes did you hear itAmerican Academy of AudiologySkyquakes—Did You Hear It?27 Oct 2023 — Skyquakes are enigmatic sounds, typically described as a very loud b…
Third, mystery noises are easy to detach from context. A short video showing an empty street and a strange horn-like sound can be reposted thousands of times without information about location, weather conditions, nearby infrastructure or recording methods. As context disappears, folklore fills the gap.
Online discussion also rewards unresolved mysteries. Communities often generate more engagement debating possibilities than accepting mundane explanations. As a result, recordings framed as “unexplained” frequently circulate longer than recordings that have been convincingly identified. [Financial Times]ft.comYvonne Conner, a resident of Holmfield, initially reported the phenomenon, leading to the discovery of many others worldwide experiencing…
The Lasting Role of Sky Sounds in UFO Folklore
Most viral sky-sound clips have not produced evidence of extraterrestrial technology. Nevertheless, they remain significant within UFO folklore because they reveal how modern myths are created and sustained.
The recordings connected ancient traditions of mysterious booms with digital-age sharing systems. They demonstrated how easily ambiguous sensory experiences can become global stories when filtered through existing expectations about UFOs and unexplained phenomena. Even when individual videos are disputed, the broader cultural pattern remains clear: strange sounds are memorable, easy to share and naturally suited to narratives about hidden forces in the sky. [Snopes]snopes.comthe sound of apocalypseSnopes'The Sound of Apocalypse' | Snopes.com30 Apr 2015 — Claim: Videos have captured strange apocalyptic sounds coming from the sky all… [Wikipedia]WikipediaOpen source on wikipedia.org.
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The UFO Experience
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The United States of Paranoia
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Endnotes
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Source: snopes.com
Title: the sound of apocalypse
Link: https://www.snopes.com/fact-check/the-sound-of-apocalypse/Source snippet
Snopes'The Sound of Apocalypse' | Snopes.com30 Apr 2015 — Claim: Videos have captured strange apocalyptic sounds coming from the sky all...
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Source: bustle.com
Title: It is only the latest
Link: https://www.bustle.com/articles/90632-people-are-hearing-trumpet-sounds-all-over-the-world-so-brace-yourself-for-our-alien-overlordsSource snippet
BustleWhat Is This Mystery Sound People Are Hearing?June 16, 2015 — 16 Jun 2015 — A video posted to YouTube this week from Malaysia featu...
Published: June 16, 2015
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Source: fox26houston.com
Link: https://www.fox26houston.com/video/1286186Source snippet
FOX 26 HoustonVideos of horns in the sky go viral26 Sept 2023 — Videos of horns in the sky go viral. Are these signs that The End is near...
Published: September 26, 2023
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Source: reddit.com
Title: This is incredibly eerie
Link: https://www.reddit.com/r/Retconned/comments/a8ynne/this_is_incredibly_eerie_strange_trumpet_like/Source snippet
strange trumpet like sounds...December 23, 2018 — People all over the world are reporting strange trumpet like sounds coming from the sk...
Published: December 23, 2018
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Source: reddit.com
Link: https://www.reddit.com/r/HighStrangeness/comments/nujs6w/so_have_the_sky_trumpet_sounds_heard_around_the/Source snippet
disturbing and cause a sense of dread, but is it all fake?...
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Source: Wikipedia
Link: https://en.wikipedia.org/wiki/Skyquake -
Source: forbes.com
Title: seismologists investigate unexplained skyquakes
Link: https://www.forbes.com/sites/davidbressan/2020/12/22/seismologists-investigate-unexplained-skyquakes/Source snippet
ForbesSeismologists Investigate Unexplained Skyquakes22 Dec 2020 — Skyquakes are enigmatic rumblings or explosions reported all around th...
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Source: audiology.org
Title: skyquakes did you hear it
Link: https://www.audiology.org/skyquakes-did-you-hear-it/Source snippet
American Academy of AudiologySkyquakes—Did You Hear It?27 Oct 2023 — Skyquakes are enigmatic sounds, typically described as a very loud b...
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Source: reddit.com
Link: https://www.reddit.com/r/todayilearned/comments/4ateja/til_of_an_audio_phenomenon_called_skyquakes/Source snippet
TIL of an audio phenomenon called Skyquakes...TIL about Skyquakes, a mysterious phenomenon where people hear loud booming noises but the...
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Source: Wikipedia
Title: List of unexplained sounds
Link: https://en.wikipedia.org/wiki/List_of_unexplained_soundsSource snippet
List of unexplained soundsThe following is a list of sounds which are currently, or were previously, unidentified. All of the NOAA sou...
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Source: ft.com
Link: https://www.ft.com/content/69d94162-8580-4001-96ea-42675739d483Source snippet
Yvonne Conner, a resident of Holmfield, initially reported the phenomenon, leading to the discovery of many others worldwide experiencing...
-
Source: sciencefocus.com
Title: mystery skyquakes are ripping through the world and nobody knows why
Link: https://www.sciencefocus.com/planet-earth/mystery-skyquakes-are-ripping-through-the-world-and-nobody-knows-whySource snippet
Mystery 'skyquakes' are ripping through the world. And...28 Sept 2024 — Mysterious booming noises coming from the sky could be skyquakes...
Additional References
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Source: discoveryuk.com
Title: skyquake the mysterious sounds from the sky
Link: https://www.discoveryuk.com/mysteries/skyquake-the-mysterious-sounds-from-the-sky/Source snippet
Skyquake: The Mysterious Sounds from the Sky8 Apr 2024 — Skyquakes could be caused by sounds generated by strain within the Earth's crust...
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Source: science.howstuffworks.com
Title: what are skyquakes
Link: https://science.howstuffworks.com/science-vs-myth/unexplained-phenomena/what-are-skyquakes.htmSource snippet
Are Skyquakes?14 Nov 2017 — Skyquakes are mysterious booming sounds that seem to happen out of the clear blue sky. Waring Abbott/Getty Im...
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Source: dailymotion.com
Title: Eerie Skyquakes Are Shaking the World
Link: https://www.dailymotion.com/video/x9q4wmqSource snippet
You Might Hear...Skyquakes are mysterious booming sounds that seem to come from the sky, and no one knows exactly what causes them...
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Source: facebook.com
Link: https://www.facebook.com/anchoragedailynews/posts/sky-trumpets-or-snow-plows-people-confidently-defend-both-theories-and-everythin/3024354877587111/Source snippet
hing in between...
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Source: facebook.com
Link: https://www.facebook.com/bbcworldservice/posts/these-are-the-eerie-noises-the-earths-magnetic-field-makes-/6041055615913514/Source snippet
articles interacting with the planet's magnetic field created...Read more...
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Source: facebook.com
Link: https://www.facebook.com/gabe.poirot.7127/videos/strange-sounds-are-going-viral-in-the-skies-across-the-country-caught-on-camera/900536975882486/Source snippet
are losing sleep and neighbors qu can't quite pinpoint The Source...
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Source: facebook.com
Link: https://www.facebook.com/groups/AstroCosmoNews/posts/3414957098809839/Source snippet
d in areas ranging from Belgium and Japan to the Finger Lakes...Read more...
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Source: instagram.com
Link: https://www.instagram.com/reel/DW0n0XNmpkc/Source snippet
• deep metallic vibrations • long echoing horn-like noises...
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Source: avi-loeb.medium.com
Title: mystery sound of an unidentified anomalous phenomenon 09d1cb461cd2
Link: https://avi-loeb.medium.com/mystery-sound-of-an-unidentified-anomalous-phenomenon-09d1cb461cd2Source snippet
Sound of an Unidentified Anomalous PhenomenonA sudden release of energy within a small volume sends a blast wave through the Earth's atmo...
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Source: unilad.com
Title: skyquakes heard around world scientist baffled 122604 20241004
Link: https://www.unilad.com/news/skyquakes-heard-around-world-scientist-baffled-122604-20241004Source snippet
Bizarre 'skyquakes' are being heard around the world but...4 Oct 2024 — Scientists have considered that the booms may be meteors explodi...
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