RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

193 results for "extremely low frequency" — page 2 of 10

ZA_5_03 Credible Physics & Quantum

ZA_5_03 — Infrasound — Physics, Biological Effects, and Anomalous Phenomena

Infrasound — sound below the conventional human hearing threshold of ~20 Hz — is a pervasive physical phenomenon generated by natural sources (wind, ocean waves, volcanic eruptions, earthquakes, thunderstorms, animal voc

infrasound low-frequency sound sub-bass 18.98 Hz Vic Tandy standing wave
ZA_4_19 Verified Physics & Quantum

ZA_4_19 — Cryogenics and Low-Temperature Physics

Cryogenics — the production and behavior of materials at temperatures below ~120 K (−153 °C) — began with Heike Kamerlingh Onnes (Leiden), who first liquefied helium on July 10, 1908, reaching 4.2 K and opening the ultra

cryogenics low temperature liquid helium liquid nitrogen Kamerlingh Onnes absolute zero
E_1_05 Verified Cataclysms & Chronology

E_1_05 — The Hollow Moon: Evidence, Anomalies & Theories

This document examines The Hollow Moon: Evidence, Anomalies & Theories, a topic within the Cataclysms and Chronology research area. Key areas of investigation include Apollo Seismic "Ringing Like a Bell", Anomalous Densi

hollow moon spaceship moon artificial moon lunar anomalies Apollo seismic mascons
ZC_3_14 Verified Social Science

ZC_3_14 — Globalization: Flows, Frictions, and Fragmentation

Globalization refers to the intensification of worldwide social, economic, political, and cultural interconnections — the increasing flow of capital, goods, services, people, ideas, information, and cultural forms across

globalization global flows neoliberalism free trade transnational deterritorialization
G_3_04 Verified Modern Frameworks

G_3_04 — Schumann Resonance & Frequency Claims

Schumann resonances (~7.83 Hz fundamental) are Tier 1 atmospheric physics — experimentally verified electromagnetic standing waves in the Earth-ionosphere cavity (Schumann 1952, Balser & Wagner 1960). The numerical coinc

Schumann resonance 7.83 Hz ELF lightning ionosphere Solfeggio
T_5_14 Credible Psychology & Social

T_5_14 — Peak Experiences and Ecstasy: Maslow, Mystical States, and Transformative Moments

Peak experiences — moments of ecstatic joy, profound meaning, ego-dissolution, and felt unity with the world — were identified by Abraham Maslow (1964) as among the most important experiences in human life: rare, spontan

peak experience Maslow ecstasy mystical experience flow awe
Y_3_03 Verified Altered States

Y_3_03 — Flow States and Peak Performance — Psychology of Optimal Experience

Flow — the state of complete absorption in an activity where self-awareness dissolves and performance peaks — was systematically described by psychologist Mihaly Csikszentmihalyi beginning in 1975 and formalized in his l

flow state Csikszentmihalyi peak performance transient hypofrontality optimal experience mushin
ZE_5_06 Verified Ethics & Applied Philosophy

ZE_5_06 — Ethics of Whistleblowing: Loyalty, Truth, and Institutional Accountability

Whistleblowing — the disclosure by a member of an organization of illegal, unethical, or harmful activities to parties capable of taking corrective action — forces a direct confrontation between competing moral obligatio

whistleblowing loyalty truth accountability Snowden Manning
I_5_01 Credible UAP Disclosure

I_5_01 — Whistleblowers & Key Figures

This document profiles 12 key individuals whose testimony, research, or institutional positions have shaped the UAP disclosure landscape. Each figure is rated independently using the tier system, with emphasis on verifia

Grusch Elizondo Fravor Graves Nell Gallaudet
V_3_09 Verified Mathematics & Information

V_3_09 — Fourier Analysis: Signal Processing and the Mathematics of Frequency

Fourier analysis — the decomposition of functions into constituent sinusoidal waves — is one of the most transformative mathematical ideas in science and engineering. Joseph Fourier's 1822 insight that any periodic funct

Fourier analysis Fourier series Fourier transform FFT fast Fourier transform spectral analysis
U_1_26 Speculative Art, Music & Culture

U_1_26 — Solfeggio Frequencies

The "Solfeggio frequencies" are a set of specific musical tones — most commonly listed as 174, 285, 396, 417, 528, 639, 741, 852, and 963 Hz — claimed by proponents to possess extraordinary healing, spiritual, and transf

solfeggio frequencies 528 Hz 432 Hz tuning sound healing vibrational medicine Guido d'Arezzo
K_2_12 Verified Consciousness

K_2_12 — Neural Oscillations and Brainwave Consciousness

Neural oscillations — rhythmic fluctuations in the electrical activity of neuronal populations — are among the most prominent features of brain activity, measurable by electroencephalography (EEG) since Hans Berger's fir

neural oscillation brainwave gamma theta alpha beta
ZG_5_16 Credible Linguistics & Communication

ZG_5_16 — Machine Translation and Semantic Loss: What Gets Lost Between Languages

Machine translation (MT) — the use of computational systems to translate text or speech from one language to another — has undergone revolutionary transformation since the 2010s through the advent of neural machine trans

machine translation NMT semantic loss untranslatability Google Translate transformer
O_5_08 Verified Earth Anomalies

O_5_08 — Geothermal Systems: Geysers, Hot Springs, and Deep Earth Heat

Geothermal systems are natural expressions of Earth's internal heat — the thermal energy generated by radioactive decay (primarily uranium-238, thorium-232, and potassium-40 in the crust and mantle) and primordial heat (

geothermal geyser hot spring Old Faithful Yellowstone Iceland
H_1_16 Speculative Suppression & Thesis

H_1_16 — UFO Crash Retrieval Testimony Catalog

The history of alleged UFO crash retrieval operations — in which governments or military agencies are claimed to have recovered physical wreckage and, in some accounts, occupants from downed unidentified aerial phenomena

crash retrieval Roswell UFO UAP testimony whistleblower
A_2_14 Credible Foundations

A_2_14 — Emerald Tablet: Tabula Smaragdina and Alchemical Foundation

The Emerald Tablet (Tabula Smaragdina) is a short cryptic text — ranging from 12 to 15 lines depending on the version — attributed to the legendary Hermes Trismegistus ("Thrice-Great Hermes") that became the foundational

Emerald Tablet Tabula Smaragdina as above so below Hermes Trismegistus alchemy transmutation
A_2_05 Credible Foundations

A_2_05 — The Hermetic Tradition: Thoth, Hermes Trismegistus, and the Emerald Tablet

This document examines The Hermetic Tradition: Thoth, Hermes Trismegistus, and the Emerald Tablet, a topic within the Foundations research area. Notable findings include: Ancient Egyptian tradition describes a Book of Th

Hermes Trismegistus Corpus Hermeticum Emerald Tablet As Above So Below Prisca Theologia Isaac Casaubon
U_1_01 Verified Art, Music & Culture

U_1_01 — Music Theory, Harmonic Series, and the Physics of Sound

Music theory intersects physics, mathematics, and human perception in ways that have fascinated thinkers since Pythagoras first demonstrated that pleasing musical intervals correspond to simple numerical ratios on a mono

music theory harmonic series overtones Pythagoras monochord temperament
U_1_21 Credible Art, Music & Culture

U_1_21 — Cymatics & Sound Geometry

Cymatics is the study of visible sound and vibration — the science of how acoustic frequencies create geometric patterns in physical media such as sand, water, powder, and colloidal suspensions placed on vibrating surfac

cymatics Hans Jenny sound geometry Chladni figures resonance patterns vibrational frequency
U_3_09 Verified Art, Music & Culture

U_3_09 — Metalwork and Blacksmithing Traditions

Metalworking — the shaping of metals by heating, hammering, casting, and alloying — is one of humanity's most transformative technological achievements and a major domain of artistic expression. Origins: native copper wa

metalwork blacksmithing forging wrought iron bronze casting goldsmithing