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.
574 results for "red ochre" — page 2 of 29
D_1_25 — Ollantaytambo: Megalithic Engineering in the Sacred Valley
Ollantaytambo (Quechua: Ullantaytampu) is a monumental Inca archaeological site at 2,792 m elevation in the Sacred Valley (Urubamba Valley) of Peru, approximately 72 km northwest of Cusco. It served simultaneously as a r
D_5_22 — Sacred Temple Architecture: Ritual Space, Cosmic Geometry, and Divine Dwelling
Sacred temple architecture — the deliberate design of built environments to serve as dwelling places for deities, sites of ritual performance, and physical expressions of cosmological order — represents one of humanity's
D_5_28 — Monumental Architecture: Engineering, Power, and Sacred Space
Monumental architecture — construction at scales that exceed domestic or practical necessity, requiring coordinated labor of hundreds to tens of thousands of workers — is a cross-cultural phenomenon extending from Göbekl
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
D_5_27 — Electromagnetic and Acoustic Properties of Sacred Sites
A growing body of measurement work shows that several Neolithic and Bronze Age ceremonial sites — Newgrange (Ireland, ~3200 BCE), the Hypogeum of Ħal Saflieni (Malta, ~3300–3000 BCE), Chavín de Huántar (Peru, ~1200–500 B
D_5_18 — Mandala Sacred Architecture: Cross-Cultural Cosmic Diagrams in Stone
The mandala (Sanskrit: "circle" or "completion") is a geometric diagram — typically featuring concentric circles and squares, radial symmetry, and a defined center — that functions as a map of the cosmos, a meditation ai
D_5_15 — Sacred Geometry Scientific Evaluation
Sacred geometry — the attribution of spiritual or cosmic significance to geometric forms — pervades world architecture, art, and esoteric traditions. This document applies rigorous mathematical and statistical testing to
D_4_09 — Cenotes: Maya Sacred Wells, Karst Hydrology, and Underworld Cosmology
Cenotes (from Yucatec Maya dz'onot or ts'onot) are natural sinkholes formed by the dissolution and collapse of limestone bedrock in the Yucatan Peninsula, exposing the vast underground freshwater aquifer beneath. Over 6,
B_4_09 — Skin-Walker, Wendigo, and Indigenous Predatory Spirits
Indigenous North American spiritual traditions include powerful predatory spirit entities whose cultural significance, cosmological depth, and moral weight far exceed their common (and often distorted) depictions in popu
Y_4_21 — Fasting-Induced Altered States
Fasting-induced altered states of consciousness — visionary experiences, euphoria, time distortion, dissociation, and mystical-type experiences produced by prolonged food deprivation — represent one of humanity's oldest
Y_5_09 — Firewalking: Altered States, Pain Override, and Ritual Confidence
Firewalking — the practice of walking barefoot over a bed of hot embers, coals, or heated stones — is one of the most dramatic and visually arresting ritual practices in world culture, documented across diverse tradition
Y_5_08 — Sweat Lodge and Heat-Induced Altered States
The sweat lodge — and heat-induced altered states more broadly — represents one of the most ancient and geographically widespread methods of intentionally altering consciousness through controlled hyperthermia: sustained
Y_2_14 — Dying Process Phenomenology: Shared Death Experiences and After-Death Communication
The phenomenology of death and the experiences reported by those who witness the dying process include several distinct categories of altered-state phenomena that extend beyond the well-known near-death experience (NDE).
Y_2_10 — Drowning and Near-Drowning: Aquatic Altered Consciousness
Drowning — defined by the WHO (2002, revised 2005) as "the process of experiencing respiratory impairment from submersion/immersion in liquid" — is one of the leading causes of accidental death worldwide (~236,000 deaths
Y_3_13 — Visionary Art: Depicting Altered States from Hildegard to Grey
Visionary art — artistic creation inspired by, depicting, or emerging from altered states of consciousness — spans the entire history of human image-making, from Paleolithic cave paintings (whose geometric patterns David
Y_3_15 — Pilgrimage as Altered State: Walking, Devotion, and Transformation
Pilgrimage — the deliberate journey to a sacred place as an act of devotion, penance, healing, or spiritual seeking — is one of humanity's most ancient and universal practices for inducing transformative altered states t
Y_3_10 — Fasting, Asceticism, and Altered Consciousness
Fasting and ascetic practices — deliberate deprivation of food, sleep, comfort, or sensory input — have been used across virtually all religious and spiritual traditions to induce altered states of consciousness, visions
P_5_19 — Mircea Eliade: Sacred and Profane, Eternal Return, History of Religions
Mircea Eliade (1907–1986), Romanian-born historian of religions, was arguably the most influential scholar of comparative religion in the 20th century. His core concepts — hierophany (the manifestation of the sacred in o
ZE_3_10 — Ethics of Prophecy, Prediction, and Futurism
The ethics of prophecy, prediction, and futurism examines the moral responsibilities of those who claim to know or forecast the future — from ancient oracles to modern risk analysts. Philip Tetlock (Expert Political Judg
S_5_13 — Prediction Markets: Collective Intelligence and Crowd Forecasting
Prediction markets — markets where participants buy and sell contracts whose payoffs depend on the outcome of future events — aggregate dispersed information into probability estimates with remarkable accuracy, often out
BROWSE BY SECTION — 3,721 documents across 34 fields