RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
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.
3,721 results for "i ching" — page 32 of 187
ZH_3_16 — Polynesian Star Compass: Celestial Navigation of the Pacific
The Polynesian star compass represents one of humanity's most sophisticated non-instrument navigation systems — enabling deliberate, repeatable voyages across thousands of miles of open Pacific Ocean centuries before Eur
ZH_3_17 — Amazonian Astronomical Traditions
Amazonian indigenous astronomical traditions represent some of the least-documented but most sophisticated non-Western star knowledge systems, integrating stellar observation with ecological management, seasonal agricult
ZH_3_19 — Inca Astronomy and Ceque System
Inca astronomy represents one of the most sophisticated indigenous astronomical traditions of the Americas, deeply embedded in the spatial, ritual, and agricultural organization of the Tawantinsuyu (Inca Empire, ~1438–15
ZH_3_05 — Nazca Lines: Astronomical and Ecological Hypotheses
The Nazca Lines are a vast complex of geoglyphs — ground drawings created by removing the dark, iron-oxide-coated desert pavement to reveal the lighter ground beneath — spread across the arid Pampa de Nazca and surroundi
ZH_3_23 — Maya Venus Observations
The ancient Maya developed the most precise pre-telescopic observations of Venus in the world, culminating in the Venus Table (pages 24 and 46–50) of the Dresden Codex — a Late Postclassic manuscript (~13th–14th century
ZH_3_10 — North American Mound Builders and Celestial Alignments
The mound-building cultures of eastern North America — spanning from Poverty Point (~1700 BCE) through the Adena (~800–100 BCE), Hopewell (~100 BCE–500 CE), Fort Ancient (~1000–1650 CE), and Mississippian (~800–1500 CE)
ZH_3_11 — Arctic and Subarctic Astronomy: Inuit, Sámi, Siberian
The astronomy of Arctic and subarctic peoples — including the Inuit (across Canada, Alaska, and Greenland), Sámi (Fennoscandia), and Siberian cultures (Chukchi, Evenki, Yakut, and others) — represents adaptation to one o
ZH_3_20 — The Inca Ceque System: Astronomical Lines, Sacred Geography & Cusco's Cosmic Order
The ceque system (zeq'e, "line" or "boundary" in Quechua) — a network of 41 conceptual lines radiating outward from the Coricancha (Temple of the Sun) in Cusco, Peru, connecting approximately 328 sacred sites (huacas: sp
ZH_3_08 — Archaeoastronomy of Mesoamerica: Teotihuacan, Monte Albán
Mesoamerican archaeoastronomy encompasses the astronomical knowledge and celestial alignments embedded in the architecture, urban planning, calendrical systems, and ritual practices of civilizations from central Mexico t
ZH_3_12 — South American Archaeoastronomy Beyond the Inca
While the Inca astronomical tradition (the ceque system, the Intihuatana, and the dark-cloud constellations of the Milky Way) is the most thoroughly studied in South America, numerous pre-Inca and non-Inca civilizations
ZH_3_22 — Medicine Wheel Astronomy
Medicine wheels are large stone structures found across the northern Great Plains and Rocky Mountain front ranges of North America, from Wyoming and Montana to Saskatchewan and Alberta, consisting of central cairns with
ZH_3_01 — Maya Astronomical Science: Venus Tables, Eclipse Cycles
The ancient Maya (c. 2000 BCE–1500 CE, with the Classic period c. 250–900 CE) developed one of the most sophisticated astronomical traditions of the pre-modern world — rivaling and in some respects exceeding Babylonian m
ZH_3_07 — Celestial Navigation in the Pacific: Micronesian Stick Charts
The peoples of Micronesia — particularly the Marshall Islands and the Caroline Islands — developed some of the most sophisticated non-instrument navigation systems in human history. While Polynesian navigation (covered i
ZH_3_15 — Norse Astronomy: Sunstones, Aurvandil's Toe, and Viking Celestial Navigation
The Norse/Viking world (c. 800–1100 CE) developed a distinctive astronomical culture shaped by extreme northern latitudes — long summer days with no true darkness, short winter days with extended night, the aurora boreal
ZH_3_18 — Polynesian Star Navigation and Wayfinding
Polynesian star navigation is the non-instrument celestial wayfinding system that enabled the colonization of the Polynesian Triangle — the vast oceanic region bounded by Hawaiʻi, Rapa Nui (Easter Island), and Aotearoa (
ZH_3_03 — Aboriginal Australian Astronomy: Seasonal Star Knowledge
Australian Aboriginal peoples developed one of the oldest continuous astronomical traditions on Earth — an integrated system of sky knowledge extending back at least 50,000 years of habitation on the Australian continent
ZH_3_09 — Solar Geometry in Pueblo Architecture: Mesa Verde, Hovenweep
The Ancestral Puebloan peoples (formerly termed "Anasazi") of the American Southwest incorporated sophisticated solar geometry into their architecture, settlement planning, and ceremonial life across a vast region center
ZH_3_13 — Women in Astronomy: Hypatia, Caroline Herschel, Henrietta Leavitt
Women have contributed to astronomy from antiquity to the present — often against formidable institutional barriers, many of which persisted well into the 20th century. Hypatia of Alexandria (~355–415 CE) was a renowned
ZH_3_21 — Chankillo Solar Observatory
Chankillo (also spelled Chanquillo) — a monumental archaeological complex in the Casma-Sechín Valley of coastal Peru, approximately 380 km north of Lima — contains the oldest known solar observatory in the Americas and o
ZH_3_14 — Nighttime Navigation Without Instruments: Stars, Moon, and Memory
For most of human history, navigators crossing deserts, oceans, and arctic wastes found their way using the stars, the Moon, the Sun's position, and memory — without magnetic compasses, chronometers, or sextants. Non-ins
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