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

3,721 documents 34 sections 43,623 citations 34,854 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.

2,695 results for "de natura deorum" — page 63 of 135

ZH_5_10 Verified Archaeoastronomy

ZH_5_10 — Naked-Eye Observational Limits: Precision, Techniques, and Ancient Achievement

For all but the last ~400 years of human history, every astronomical observation was made with the unaided eye. Understanding the limits and capabilities of naked-eye observation is therefore essential for evaluating anc

naked-eye observation visual acuity atmospheric refraction limiting magnitude angular resolution Tycho Brahe
ZH_5_22 Verified Archaeoastronomy

ZH_5_22 — Indian Astronomical Traditions: From Vedanga Jyotisha to the Kerala School

Indian astronomical traditions represent one of the longest continuous programs of celestial observation and mathematical modeling in human history, spanning from Vedic-period naked-eye observations (c. 1500–500 BCE) thr

Indian astronomy Vedanga Jyotisha Aryabhata Surya Siddhanta nakshatras Kerala school
ZH_2_14 Credible Archaeoastronomy

ZH_2_14 — Iatromathematics: Zodiac Man, Medical Astrology, and Celestial Healing

Iatromathematics (Greek: iatros = healer + mathēmatikos = astrologer/mathematician) was the systematic integration of astrology with medical diagnosis and treatment — a dominant medical paradigm in the Western world from

iatromathematics Zodiac Man melothesia medical astrology humoral theory decumbiture
ZH_2_04 Credible Archaeoastronomy

ZH_2_04 — Cosmic Cycle Doctrines: Great Year, Yuga, Precession Ages

Many civilizations have conceived of cosmic time as cyclical rather than linear — repeating through grand cycles of creation, decline, and renewal that span thousands or millions of years. The most influential of these d

Great Year Platonic Year yuga Kali Yuga Satya Yuga precession
ZH_2_02 Verified Archaeoastronomy

ZH_2_02 — Indian Astronomical Traditions: Aryabhata to Jantar Mantar

Indian astronomy (Jyotish Shastra) constitutes one of the most mathematically sophisticated astronomical traditions of the pre-modern world, spanning from the Vedic period (c. 1500–500 BCE) through the classical siddhānt

Indian astronomy Jyotish Aryabhata Brahmagupta Bhaskara Varahamihira
ZH_2_08 Verified Archaeoastronomy

ZH_2_08 — Astronomical Dating of Ancient Texts and Events

Astronomical dating — the use of recorded or described celestial events (eclipses, planetary conjunctions, solstice positions, heliacal risings, and precessional indicators) to fix the absolute dates of ancient texts and

astronomical dating eclipse dating archaeoastronomy chronology ancient texts Thucydides
ZH_2_12 Verified Archaeoastronomy

ZH_2_12 — Agricultural Astronomy: Star-Based Planting and Harvest Calendars

Before modern calendars, weather services, and agricultural extension offices, farming communities worldwide used stellar observations to time their agricultural activities — planting, irrigation, harvesting, and animal

agricultural astronomy heliacal rising Pleiades Sirius planting calendar harvest
ZH_1_15 Verified Archaeoastronomy

ZH_1_15 — Star Catalogs: From Hipparchus to Hipparcos and the Tycho Catalog

A star catalog — a systematic list of stars with their positions, magnitudes, and sometimes colors, proper motions, and spectral types — is the foundational document of observational astronomy. The compilation of ever mo

star catalog Hipparchus Ptolemy Almagest Ulugh Beg Tycho Brahe
ZH_1_04 Verified Archaeoastronomy

ZH_1_04 — Nebra Sky Disk: Bronze Age Star Map Analysis

The Nebra sky disk (Himmelsscheibe von Nebra) is a bronze disk approximately 30 cm in diameter, decorated with gold-leaf appliqué representing the sun (or full moon), a crescent moon, stars (including a cluster interpret

Nebra sky disk Bronze Age star map Pleiades crescent moon sun boat
ZH_1_13 Verified Archaeoastronomy

ZH_1_13 — Bronze Age Astronomy: Alignments, Calendars, and Knowledge 2000–1000 BCE

The Bronze Age (broadly ~3300–1200 BCE, with regional variation) witnessed a decisive transformation in astronomical knowledge — from the horizon-based, monument-encoded astronomy of the Neolithic to the beginning of sys

Bronze Age Nebra sky disc Stonehenge phase III Minoan astronomy Ugarit MUL.APIN
ZH_1_06 Verified Archaeoastronomy

ZH_1_06 — Zodiac Origins: Babylonian MUL.APIN to Greek Transmission

The zodiac — the division of the ecliptic (the apparent annual path of the Sun against the background stars) into 12 equal 30° segments, each named after a constellation — is a Babylonian invention that became the founda

zodiac zodiac origins ecliptic zodiacal signs constellations Babylonian zodiac
ZH_1_11 Verified Archaeoastronomy

ZH_1_11 — Copernicus, Kepler, and the Astronomical Revolution

The astronomical revolution of the 16th and 17th centuries — transforming humanity's understanding of its place in the cosmos from an Earth-centered (geocentric) to a Sun-centered (heliocentric) model — is one of the mos

Copernicus Kepler heliocentrism Ptolemy geocentrism De revolutionibus
ZH_1_12 Verified Archaeoastronomy

ZH_1_12 — Astronomical Instruments: Astrolabe, Armillary, Quadrant

The history of astronomical instruments — devices for measuring the positions, motions, and timing of celestial bodies — is inseparable from the history of astronomy itself. From the gnomon (the simplest shadow-casting s

astrolabe armillary sphere quadrant sextant gnomon sundial
ZH_1_05 Verified Archaeoastronomy

ZH_1_05 — Eclipse Records: Astronomical Dating and Historical Anchors

Eclipse records — observations of solar and lunar eclipses preserved in ancient and medieval texts — are among the most scientifically valuable artifacts of pre-modern astronomy. Because eclipses are precisely calculable

eclipse solar eclipse lunar eclipse eclipse prediction saros cycle historical eclipse
C_1_18 Credible Global Traditions

C_1_18 — The Wise Old Man / Mentor Archetype: Cross-Cultural Analysis

The Wise Old Man / Mentor archetype — identified by Carl Jung as the Senex or Mana personality — represents one of the most consistent character patterns in world mythology and narrative tradition. This figure appears as

wise-old-man mentor-archetype senex jung-archetype gandalf merlin
C_1_16 Global Traditions

C_1_16 — Structuralism and Myth: Lévi-Strauss, Binary Opposition, and Mythemes

Claude Lévi-Strauss (1908–2009) revolutionized the study of mythology by applying structural linguistics — particularly Ferdinand de Saussure's and Roman Jakobson's models — to the analysis of myth. His central insight w

Lévi-Strauss structuralism mythemes binary opposition Mythologiques Propp
C_1_02 Global Traditions

C_1_02 — Trickster Archetype

The trickster is among the most universal figures in world mythology — a boundary-crossing, rule-breaking, shape-shifting entity who operates between categories (divine/human, order/chaos, life/death, male/female) and wh

trickster Loki Enki Coyote Anansi Prometheus
C_1_01 Global Traditions

C_1_01 — Cross-Cultural Patterns & Synthesis

This synthesis document maps the universal serpent/reptilian being across 13 major civilizations, finding that all 13 originally depicted serpent figures positively — as teachers, civilizers, and wisdom-keepers. The nega

cross-cultural patterns serpent knowledge-giver teacher flood
C_1_21 Credible Global Traditions

C_1_21 — Arctic and Inuit Mythology: Comprehensive Survey

Arctic and Inuit mythology encompasses the spiritual traditions of the Inuit, Yupik, Iñupiat, Aleut (Unangax̂), and related circumpolar peoples across a vast territory stretching from Greenland through Arctic Canada, Ala

Inuit Arctic Sedna Sila Angakuq shamanism
C_1_07 Global Traditions

C_1_07 — Hero's Journey and the Monomyth

Joseph Campbell's "Hero's Journey" (1949) proposes that the world's mythological narratives share a single underlying structure — the monomyth — in which a hero departs from the ordinary world, undergoes initiatory trial

hero's journey monomyth Joseph Campbell departure initiation return