RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 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.

69 results for "Xu Shen" — page 4 of 4

F_2_21 Credible Lost Connections

F_2_21 — Ancient Pigment and Dye Trade Routes

Pigments and dyes ranked among the most valuable traded commodities in the ancient world — sometimes rivaling precious metals in cost per unit weight. Lapis lazuli traveled over 4,000 km from mines in Badakhshan (Afghani

pigment-trade tyrian-purple lapis-lazuli indigo cochineal vermillion
V_1_10 Verified Mathematics & Information

V_1_10 — Ancient Greek Mathematics

Ancient Greek mathematics (c. 600 BCE – 500 CE) transformed mathematics from a collection of empirical recipes into a deductive science built on axioms, definitions, and rigorous proof. Thales of Miletus (c. 624–546 BCE)

Greek mathematics Euclid Elements Pythagoras Archimedes Thales
Credible

INTERDOC_37 — Consciousness, Entity Contact, and the Contact Nexus

[KEY FINDING] Entity encounters are reported through at least seven independent consciousness-alteration pathways: (1) Psychedelics — DMT, psilocybin, ayahuasca, iboga, 5-MeO-DMT, mescaline; (2) Meditation — deep jhāna s

entity contact altered states consciousness DMT meditation shamanic journey
Speculative

InterDoc — UAP–Ancient Civilizations Nexus

This interdisciplinary document examines the proposed connections between modern UAP (Unidentified Anomalous Phenomena) research and ancient civilizations — a nexus that spans sky-god narratives, anomalous archaeological

UAP ancient civilizations sky gods cargo cult paleocontact ancient astronauts
Verified

INTERDOC_08 — Ocean-Climate-Civilization Nexus

The relationship between ocean systems and human civilization is one of the most consequential and least integrated topics in historical analysis — most conventional histories treat the ocean as a static background, when

ocean circulation thermohaline AMOC sea level El Niño fishery collapse
F_2_05 Verified Lost Connections

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 —

amber incense frankincense myrrh spice trade Baltic amber
F_2_22 Verified Lost Connections

F_2_22 — Ancient Pigment Trade Routes: Lapis Lazuli, Tyrian Purple & Cinnabar

Pigments were among the most valued trade goods of the ancient world, with some traversing distances exceeding 4,000 km from source to final use. Lapis lazuli from the Sar-i Sang mines in Badakhshan (northeastern Afghani

ancient-pigment-trade lapis-lazuli tyrian-purple cinnabar vermillion ultramarine
F_2_20 Verified Lost Connections

F_2_20 — Amber Trade Routes (Baltic to Mediterranean)

Baltic amber (succinite, fossilized resin of Pinus succinifera, 35–55 million years old) was the most extensively traded organic material in European prehistory and antiquity, linking the shores of the North and Baltic S

amber Baltic succinite Amber Road Bernstein Aquileia
F_4_13 Verified Lost Connections

F_4_13 — Glass Production: Origins, Trade, and Technology Transfer

Glass is one of the earliest synthetic materials, with origins tracing to faience (glazed quartz) production in Egypt and Mesopotamia by ~5000 BCE and true glass beads appearing by ~3500 BCE. For over two millennia, glas

glass production faience core-formed glass glass blowing Uluburun natron glass