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.
3,697 results for "vitamin D" — page 62 of 185
B_4_13 — Guardian Spirits: Lares, Genius Loci, Fylgja, Ka
Guardian spirits — supernatural entities that protect persons, families, places, or communities — represent one of the most universal categories in world religion, bridging animism, ancestor worship, and monotheistic ang
B_4_02 — Mandaeism: Living Gnostic Religion
Mandaeism is one of the oldest continuously practiced Gnostic religions in the world, with an estimated 60,000-100,000 adherents primarily concentrated in southern Iraq and southwestern Iran, with significant diaspora co
B_4_16 — Psychopomp Animals: Owls, Ravens, Dogs, Butterflies as Death Guides
Psychopomp animals — creatures believed to guide, carry, or accompany souls between the world of the living and the realm of the dead — represent a distinctive intersection of natural observation and theological imaginat
B_2_18 — Star Beings and Sky People: Celestial Origin Myths
Across cultures worldwide, myths describe beings who originate from the stars or descend from the sky to interact with humanity — teaching knowledge, founding civilizations, or serving as ancestral progenitors. These cel
B_2_24 — Wild Man: Feral Human Mythology and Bigfoot Traditions
The Wild Man — a large, hairy, human-like being living in the wilderness beyond civilization's edge — appears in mythologies, folklore, and claimed-sighting reports across every inhabited continent. The earliest fully de
B_2_14 — Undead and Revenant Traditions Beyond Vampires
The revenant — a corpse that returns from death to interact with the living — is one of the most ancient and widespread categories in world folklore, distinct from (though overlapping with) the vampire tradition treated
B_2_07 — Fairy, Fae, and 'Hidden People' Traditions
Across virtually every human culture, traditions exist of "hidden peoples" — beings who inhabit a parallel realm adjacent to but normally invisible within the human world. In Ireland, they are the Aos Sí (Tuatha Dé Danan
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
B_2_04 — Ancient Rulers & Extraordinary Lifespans
Multiple ancient civilizations — Sumerian, Biblical, Egyptian, Chinese, Japanese, and Indian — recorded rulers with extraordinarily long lifespans far exceeding normal human expectancy. All traditions share a striking pa
B_2_17 — Ancestral Heroes and Demigods: Heracles, Maui, Cú Chulainn
Ancestral heroes and demigods — beings of mixed divine and human parentage, or mortal heroes who achieve quasi-divine status through extraordinary deeds — represent a theological category that mediates between the fully
B_2_15 — Giant and Titan Traditions Beyond Nephilim
Nearly every mythological tradition on earth includes giants — beings of enormous size, tremendous power, and primordial nature — as central figures in cosmogony, cosmic conflict, and the establishment of the current wor
B_2_03 — Underground Creatures and Myths
Virtually every ancient civilization across the globe has myths and legends about beings living underground. These stories span continents, cultures, and millennia — often with striking similarities despite no known cont
B_2_12 — Doppelgängers, Spirit Doubles, and the Ka
The experience of encountering one's own double — or a spectral duplicate of another person — is one of the most unsettling and widely reported phenomena in human experience. Ancient Egyptian religion formalized the conc
B_2_16 — Dwarf and Gnome Traditions: Norse Dvergar, Knockers, Menehune
Dwarves, gnomes, and analogous "small people" of the underground — beings associated with mining, metalwork, hidden knowledge, and subterranean realms — constitute a remarkably consistent entity category across European,
B_2_22 — Thunderbird: Storm Bird Mythology Across Cultures
The Thunderbird — a colossal avian being whose wingbeats produce thunder and whose eyes or beak flash lightning — is one of the most powerful and widespread figures in Indigenous North American mythology, documented acro
B_1_24 — Earth Mother: Gaia, Pachamama, and the Mother Goddess Archetype
The Earth Mother — a divine feminine figure personifying the earth itself as a life-giving, nurturing, and sometimes devouring entity — is among the most ancient and widespread religious concepts in human history. In Gre
B_1_09 — Solar Deities Comprehensive: Ra, Surya, Helios, Amaterasu, Inti
Solar deities — gods and goddesses personifying or governing the sun — constitute the most widespread class of supreme beings in world religion. From the Egyptian Ra (who sails the solar barque across the sky and through
B_1_15 — Water Deities: Poseidon, Varuna, Tlaloc, Sedna, Mazu
Water deities — gods and goddesses governing oceans, rivers, rain, lakes, and springs — rule the element most essential to life and most capable of destruction. The Greek Poseidon (lord of the sea, earthquakes, and horse
B_1_25 — Ocean Deity: Sea Gods and Maritime Divine Figures
Ocean deities — gods, goddesses, and spirits who personify, control, or inhabit the sea — appear in every maritime and coastal culture on Earth, reflecting the ocean's dual nature as provider and destroyer. In Greek myth
B_1_12 — Wind and Storm Entities: Vayu, Fujin, Ehecatl, Boreas, Rudra
Wind and storm entities — deities, spirits, and supernatural forces governing atmospheric phenomena — occupy a uniquely powerful position in world mythologies: they are invisible yet physically felt, destructive yet life
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