RESEARCH BASE

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.

2,066 results for "limits to growth" — page 70 of 104

B_4_17 Speculative Beings & Entities

B_4_17 — Psychic Vampires and Energy Parasites: Cross-Cultural Concepts of Vital Force Draining

The concept of psychic vampirism — entities or persons who drain vital energy, life force, or emotional well-being from others — appears across cultures and historical periods, bridging folklore, occultism, psychology, a

psychic vampire energy vampire psychic parasitism vital force prana draining qi depletion
B_4_16 Verified Beings & Entities

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

psychopomp death guide owl raven crow dog
B_4_07 Beings & Entities

B_4_07 — Nature Spirits, Elementals, and Land Wights

Across every inhabited continent, human cultures have independently developed traditions of intelligent, non-human entities inhabiting natural features — trees, rivers, mountains, stones, winds, and fires. This document

nature spirits elementals Paracelsus gnomes sylphs undines
B_2_18 Credible Beings & Entities

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

star beings sky people celestial origin star ancestors Pleiades mythology Sirius
B_2_14 Verified Beings & Entities

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

undead revenant draugr jiangshi zombie voodoo
B_2_07 Beings & Entities

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

fairy fae faerie sidhe aos sí tuatha dé danann
B_2_13 Beings & Entities

B_2_13 — Succubi, Incubi, and Supernatural Sexual Encounters

Reports of nocturnal supernatural sexual encounters constitute one of the most globally consistent categories of anomalous experience, documented across every inhabited continent and spanning thousands of years. The incu

succubus incubus Lilith supernatural sexual encounter sleep paralysis night visitor
B_2_10 Beings & Entities

B_2_10 — Vampiric Entities Across Cultures

The concept of a predatory undead or supernatural being that sustains itself by draining life force — blood, breath, sexual energy, or vital essence — from the living appears independently across nearly every major cultu

vampire strigoi jiangshi aswang vetala Lilith
B_2_11 Beings & Entities

B_2_11 — Wild Man, Sasquatch, and Hairy Hominid Traditions

The figure of the "wild man" — a large, hairy, human-like being dwelling in wilderness — constitutes one of the most persistent and geographically widespread archetypes in human tradition. From Enkidu in the Epic of Gilg

wild man Sasquatch Bigfoot yeti Enkidu Grendel
B_2_09 Beings & Entities

B_2_09 — Shadow People, Sleep Paralysis Entities, and Dark Figures

Shadow people, dark figures, and night-visiting entities represent one of the most consistently reported anomalous experiences across human cultures. The phenomenon centers on sleep paralysis — a state where the body rem

shadow people sleep paralysis Hatman Old Hag night terrors mare
B_2_15 Verified Beings & Entities

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

giant titan Titans Titanomahcy Jötnar Jötunn
B_2_12 Beings & Entities

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

doppelgänger spirit double Ka Egyptian soul Norse fylgja Finnish etiäinen
B_1_06 Beings & Entities

B_1_06 — Inanna / Ishtar — Queen of Heaven and Earth

Inanna (Sumerian: 𒀭𒈹, d.INANNA) / Ishtar (Akkadian: 𒀭𒌋𒁯, d.IŠTAR) is the most important goddess of ancient Mesopotamia — the divine personification of love, sexuality, war, and political power, identified with the planet

Inanna Ishtar Sumerian Akkadian Babylonian Queen of Heaven
B_1_09 Verified Beings & Entities

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

solar deity Ra Surya Helios Amaterasu Inti
B_1_23 Verified Beings & Entities

B_1_23 — Divine Twins: Dual Deity Motif in World Mythology

The divine twins motif — paired deities or heroes, usually brothers, who complement or oppose each other — is one of the most widespread mythological archetypes on Earth. The pattern appears in Indo-European, Mesoamerica

divine twins dual deity Ashvins Dioscuri Castor Pollux
B_1_02 Beings & Entities

B_1_02 — Thoth — Egyptian God of Writing, Wisdom, and Cosmic Order

Thoth (Egyptian: Ḏḥwty, conventionally vocalized as Djehuty) is the Egyptian deity of writing, wisdom, measurement, the moon, magic, and cosmic order — the divine scribe who records the judgment of the dead, invents hier

Thoth Djehuty Hermes Trismegistus ibis baboon Egyptian wisdom deity
B_3_06 Beings & Entities

B_3_06 — Leviathan — Biblical Sea Monster and Chaos Serpent

Leviathan (Hebrew: לִוְיָתָן, Livyātān) is the great sea monster of the Hebrew Bible — a multi-headed, fire-breathing chaos serpent whom only YHWH can subdue. Appearing in Job 41 (the longest single monster description i

Leviathan Livyatan sea monster chaos serpent Job 41 Psalm 74
B_3_10 Verified Beings & Entities

B_3_10 — World Tree Guardians and Cosmic Serpents

The World Tree — a colossal tree (or pillar, mountain, or vine) connecting the layers of the cosmos (typically underworld, earth, and heavens) — is one of the most widespread cosmological concepts in human mythology, app

world tree axis mundi Yggdrasil Níðhöggr Jörmungandr cosmic serpent
B_3_16 Verified Beings & Entities

B_3_16 — Yokai: Japanese Supernatural Taxonomy

Yokai (妖怪) constitute Japan's vast and systematized taxonomy of supernatural beings — a classification system unrivaled in scope by any other world mythology. Encompassing shape-shifting obake, vengeful yurei ghosts, mis

yokai obake yurei oni tengu kappa
B_3_07 Beings & Entities

B_3_07 — Typhon — Greek Chaos Monster

Typhon (Greek: Τυφών/Τυφωεύς) is the most terrible monster in Greek mythology — a gigantic, multi-headed, fire-breathing serpentine creature born from Gaia (Earth) and Tartarus as the final challenge to Zeus's cosmic sov

Typhon Typhoeus Typhaon Zeus Tartarus Gaia