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.
155 results for "bat" — page 6 of 8
H_1_08 — Destruction of Nalanda and Asian Knowledge Centers
The destruction of Nalanda — the world's first residential university, operating continuously for approximately 700 years (5th–12th centuries CE) in what is now Bihar, India — represents one of the most consequential epi
P_4_03 — Language, Naming, and the Creative Word
Across unrelated civilizations, language — specifically the spoken word — is understood as a creative force, not merely a communication tool. The Egyptian god Ptah creates the world through speech; the Hebrew God speaks
ZE_2_04 — Taboo, the Sacred, and Boundary Transgression
Taboo — the prohibition of certain acts, objects, or persons as dangerous, polluting, or sacred — is one of the most universal features of human culture, yet one of the most difficult to explain. From the Polynesian orig
N_2_02 — Sufi Orders and Islamic Esoteric Traditions
Sufism (tasawwuf) is the mystical-contemplative dimension of Islam — a tradition of inner transformation, direct divine experience, and spiritual discipline that has produced some of the world's greatest poets (Rumi, Haf
N_2_13 — Islamic Esoteric Orders: Ismaili, Sufi, and Heterodox Networks
The Islamic world developed elaborate esoteric (bāṭinī) traditions organized through hierarchical spiritual orders, initiatory lineages, and secretive organizational structures that closely parallel Western secret societ
N_1_15 — Islamic Esoteric Networks
Islamic esoteric traditions encompass a vast network of mystical orders, philosophical schools, and initiatory lineages spanning from the 8th century CE to the present. The Sufi tariqas (orders), Ismaili Nizari networks,
N_3_08 — Wicca and Modern Witchcraft Revival
Wicca is a modern neopagan religion founded in England in the mid-20th century by Gerald Brosseau Gardner (1884–1964), a retired British civil servant and amateur anthropologist who publicly presented it from 1954 onward
R_4_08 — Echolocation and the Evolution of Sensory Systems
The evolution of sensory systems represents some of the most striking convergent solutions to ecological challenges across the animal kingdom. Echolocation — the ability to emit sound pulses and interpret returning echoe
R_3_06 — Altruism and Cooperation in Nature
Altruism — behavior that reduces the actor's fitness while increasing the recipient's — presents a fundamental puzzle for evolutionary theory: how can natural selection favor genes that reduce their bearer's reproduction
S_3_18 — Graphene and Nanotube Applications
Graphene — a single atomic layer of carbon atoms arranged in a two-dimensional hexagonal (honeycomb) lattice — and carbon nanotubes (CNTs) — seamless cylinders of rolled graphene sheets — represent two of the most extrao
S_3_06 — Renewable Energy Transformation
The renewable energy transformation is the most rapid energy technology transition in history. Solar photovoltaics (PV): the cost of solar PV has fallen ~99% since 1976 and ~90% since 2010, following Swanson's Law (the p
S_3_10 — Ocean Technology and Deep-Sea Exploration
The deep ocean remains Earth's most underexplored frontier — less than 25% of the ocean floor has been mapped at high resolution (>100 m), and only a tiny fraction has been directly observed or sampled. Human-occupied ve
F_1_11 — Sweet Potato Paradox — Pre-Columbian Trans-Pacific Contact Evidence
The sweet potato paradox — the presence of Ipomoea batatas (a plant of unambiguous South American origin) across Polynesia in pre-Columbian contexts — is the single most widely accepted piece of evidence for trans-Pacifi
F_1_24 — Phoenician Contact with the Americas
The hypothesis that Phoenician or Carthaginian sailors reached the Americas before Columbus is one of the most persistent and emotionally charged claims in the field of pre-Columbian transatlantic contact — a proposition
F_1_14 — Pre-Columbian Chicken Debate: Polynesian–South American Evidence
The pre-Columbian chicken debate centers on whether domestic chickens (Gallus gallus domesticus) — an Old World species originally domesticated in Southeast Asia — reached South America before European contact (1492+), v
F_2_11 — Ancient Spice and Incense Routes: Aromatic Trade Networks
The trade in aromatic substances — frankincense, myrrh, cinnamon, cassia, pepper, cloves, nutmeg, camphor, sandalwood, spikenard, and dozens of other plant-derived resins, barks, seeds, and oils — constitutes one of the
F_2_05 — Amber, Incense, and Spice Routes: Pre-Silk Road Exchange Networks
Long before the Silk Road connected Han China to Rome, extensive networks of luxury exchange linked the Baltic to the Mediterranean, the Arabian Peninsula to Egypt, and South Asia to the ancient Near East. Baltic amber —
F_4_18 — Roman Britain and Beyond: Provincial Connectivity
Roman Britain (43–410 CE) — the province of Britannia — represents one of the most thoroughly documented examples of how Rome's imperial system connected a peripheral, previously fragmented region to continent-wide econo
F_4_07 — Sundaland and the Eden East Hypothesis
Sundaland — the vast continental shelf of Southeast Asia that was exposed during Pleistocene low sea levels — represents one of the most significant lost landscapes in human prehistory. At the Last Glacial Maximum (~26,0
F_4_17 — Mediterranean–Indian Ocean Maritime Link in Antiquity
The maritime connection between the Mediterranean world and the Indian Ocean — linking Greco-Roman Egypt, the Arabian Peninsula, East Africa, and the Indian subcontinent — was one of antiquity's most consequential trade
BROWSE BY SECTION — 3,721 documents across 34 fields