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.

47 results for "Ibn Sina" — page 2 of 3

J_5_10 Verified Ancient Technology

J_5_10 — Chinese Compass and Magnetic Navigation History

The magnetic compass — the first instrument to exploit an invisible natural force for practical human use — was a Chinese invention that underwent a centuries-long development from a ritual divination tool to the mariner

compass magnetic magnetism lodestone magnetite sinan
J_4_09 Verified Ancient Technology

J_4_09 — Bow, Crossbow, and Projectile Technology Evolution

Projectile weapons — tools that store and release energy to propel a missile at a target from a distance — represent one of humanity's most transformative technological lineages, extending from the earliest thrown stones

bow arrow crossbow composite bow longbow recurve
Q_4_12 Verified Cosmology & Physics

Q_4_12 — Optics: Refraction, Diffraction, and the Nature of Light

Optics — the science of light and vision — is one of the oldest branches of physics, with roots in ancient Greece, the Islamic Golden Age, and the European Scientific Revolution, and it remains central to modern technolo

optics light refraction reflection diffraction interference
Credible

INTERDOC_16 — Metallurgy, Alchemy, and the Chemistry Thread

The transformation of raw ore into metal was among humanity's most consequential discoveries. Copper smelting appeared by ~5500 BCE at sites like Belovode (Serbia) and Çatalhöyük (Anatolia). Bronze (copper-tin alloy) eme

metallurgy alchemy transmutation smelting bronze iron
G_3_06 Verified Modern Frameworks

G_3_06 — Systems Collapse and Complexity Theory Applied to Civilizations

This document examines Systems Collapse and Complexity Theory Applied to Civilizations, a topic within the Modern Frameworks research area. Key areas of investigation include Tainter's Foundational Thesis, The Western Ro

systems collapse complexity theory Joseph Tainter diminishing returns Peter Turchin cliodynamics
D_5_09 Verified Sites & Artifacts

D_5_09 — Ancient Writing Systems Compared

The invention of writing — the transition from oral to literate civilization — is among humanity's most consequential technological achievements. Yet its origins remain debated: was writing invented once and diffused, or

writing systems cuneiform hieroglyphs Linear A Linear B rongorongo
D_5_25 Verified Sites & Artifacts

D_5_25 — Sacred Mountains: Axis Mundi and Global Mountain Veneration

Mountains occupy a uniquely sacred position in virtually every culture on Earth — serving as the dwelling place of gods, the point where heaven and earth meet, the axis around which the cosmos rotates, and the place wher

sacred mountain axis mundi mount meru mount sinai olympus kailash
B_5_07 Verified Beings & Entities

B_5_07 — Divine Smith and Celestial Artisan Figures

The Divine Smith — a god or supernatural being whose defining attribute is mastery of metalworking, craftsmanship, and technological creation — appears across virtually every metal-using civilization as one of the most c

divine smith celestial artisan Hephaestus Vulcan Ptah Wayland
B_4_19 Credible Beings & Entities

B_4_19 — Smithing & Craft Deities: Divine Artisans Across Cultures

Smithing and craft deities represent one of the most consistent divine archetypes across cultures, reflecting the deep association between metallurgical skill and supernatural power in premodern societies. From Hephaestu

smithing-deity hephaestus ptah goibniu vulcan ogun
B_4_01 Beings & Entities

B_4_01 — Solomon and the Jinn

The Islamic tradition preserves one of the most detailed and theologically developed accounts of a human ruler commanding non-human beings. In the Quran, Sulayman (Solomon) is granted divine authority over the jinn — int

Solomon Jinn Quran Iblis Ifrit Marid
B_2_19 Credible Beings & Entities

B_2_19 — Smithing and Craft Deities: Cross-Cultural Analysis

Smithing and craft deities occupy a distinctive mythological position across cultures: they are simultaneously among the most revered and most marginalized divine figures. Hephaestus (Greek), Vulcan (Roman), Ptah (Egypti

smithing-deity hephaestus ptah goibniu vulcan ogun
H_1_09 Verified Suppression & Thesis

H_1_09 — Translation Losses and Textual Transmission Chains

Before the printing press (1440s CE), all knowledge transmission depended on manual copying (scribal reproduction of manuscripts) and oral tradition — both inherently lossy processes. Every manuscript copy introduced pot

translation loss textual transmission scribal error manuscript tradition textual criticism stemma codicum
H_1_18 Verified Suppression & Thesis

H_1_18 — Library of Alexandria: Destruction and the Knowledge-Loss Question

The Library of Alexandria was the most ambitious knowledge-collection project of antiquity, founded under Ptolemy I Soter (~290s BCE) and developed by Ptolemy II Philadelphus as part of the Mouseion — a state-funded rese

Library of Alexandria Mouseion Serapeum Ptolemaic Egypt Caesar 48 BCE Theophilus 391 CE
H_3_14 Credible Suppression & Thesis

H_3_14 — Oral History Suppression: Favoring Text Over Voice

Academic historiography has systematically privileged written texts over oral sources — treating written documents as reliable evidence and oral traditions as unreliable, distorted, or "merely" mythological. This literac

oral history oral tradition literacy bias text privilege voice memory
P_4_02 Credible Philosophy & Meaning

P_4_02 — Perennial Philosophy and Universal Wisdom

The Perennial Philosophy — philosophia perennis — is the thesis that beneath the surface diversity of the world's religious and spiritual traditions lies a SINGLE, universal truth about the nature of reality and human ex

perennial philosophy philosophia perennis Huxley Leibniz Steuco mysticism
P_1_14 Verified Philosophy & Meaning

P_1_14 — Philosophy of Space: Absolute vs. Relational, and the Architecture of Being

The philosophy of space addresses one of the oldest questions in metaphysics: what is space? Is it a real, independently existing entity (an infinite container within which objects are located), or is it nothing more tha

philosophy of space absolute space relational space Newton Leibniz Clarke
P_2_01 Credible Philosophy & Meaning

P_2_01 — The Problem of Evil and Theodicy

The Problem of Evil is the oldest and most potent objection to the existence of an omnipotent, omniscient, benevolent God. First formulated rigorously by Epicurus (~300 BCE): "If God is willing to prevent evil but unable

theodicy problem of evil Epicurus Leibniz free will moral evil
ZE_2_01 Verified Ethics & Applied Philosophy

ZE_2_01 — Alchemy and Transmutation Across Civilizations

Alchemy — the art and science of transformation — emerged independently or semi-independently in at least three civilizations: Egyptian-Greek-Arabic-European (the Western tradition), Chinese (waidan/neidan), and Indian (

alchemy transmutation philosopher's stone lapis philosophorum prima materia nigredo
N_2_02 Verified Secret Societies

N_2_02 — Sufi Orders and Islamic Esoteric Traditions

Sufism (tasawwuf) is the mystical-contemplative dimension of Islam — a tradition of inner transformation, direct divine experience, and spiritual discipline that has produced some of the world's greatest poets (Rumi, Haf

Sufism tasawwuf Sufi order tariqa tariqat Sufi master
N_1_13 Verified Secret Societies

N_1_13 — Yazidi Tradition: Peacock Angel and the Misunderstood Religion

The Yazidis (Êzîdî) are an ethno-religious community of approximately 700,000-1,000,000 people (estimates vary widely due to dispersal), primarily concentrated in the Nineveh Plains and Sinjar Mountains of northern Iraq,

Yazidi Melek Taus Peacock Angel Lalish Sheikh Adi Kurdistan