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.
415 results for "acoustic archaeology" — page 13 of 21
M_1_00 — Anomalous Artifacts OOParts: Subfolder Summary
M_1_03 — Iron Pillar of Delhi — Unexplained Corrosion Resistance
The Iron Pillar of Delhi is a 7.21-meter, 6.5-tonne wrought iron column standing in the Qutb Minar complex in Mehrauli, New Delhi, dating to approximately 402 CE during the Gupta dynasty — most likely commissioned by Cha
M_1_05 — Phaistos Disc — Undeciphered Minoan Artifact
The Phaistos Disc is a fired clay disc approximately 15 cm in diameter, impressed on both sides with a spiral arrangement of 241 signs comprising 45 distinct symbols, discovered in 1908 by Italian archaeologist Luigi Per
M_1_08 — Ica Stones and Acámbaro Figurines
The Ica stones and Acámbaro figurines are two separate collections of artifacts cited in forbidden archaeology and creationist literature as alleged evidence that humans coexisted with dinosaurs — a claim that contradict
M_1_04 — Costa Rica Stone Spheres (Las Bolas)
The stone spheres of Costa Rica (Las Bolas or petrosferas) are over 300 pre-Columbian stone sculptures found primarily in the Diquís Delta of southern Costa Rica.
M_1_06 — Roman Dodecahedra — Hundreds of Mysterious Artifacts
Roman dodecahedra are small hollow bronze (occasionally stone or lead) objects with 12 pentagonal faces, each containing a circular hole of varying diameter, with knobs or protuberances at each of the 20 vertices.
M_1_12 — Ancient Electrical Phenomena: Baghdad Battery and Electroplating
The "Baghdad Battery" (also called the Parthian Battery) refers to a set of artifacts discovered in 1936 at Khujut Rabu (near Baghdad, Iraq) by German archaeologist Wilhelm König, then Director of the Baghdad Museum. The
A_1_23 — Proto-Writing & Token Systems: Precursors to Cuneiform
The invention of writing in Mesopotamia around 3200 BCE was not a sudden innovation but the culmination of an 8,000-year evolution of information recording technologies. Beginning with simple geometric clay tokens in the
A_1_24 — Natufian Culture
The Natufian culture (c. 15,000–11,500 BP) represents the critical transitional period between mobile hunter-gatherer lifeways and settled agricultural communities in the Levant. First defined by Dorothy Garrod in 1928 f
A_1_11 — Ebla Tablets and Third-Millennium Syrian Archives
The Ebla tablets comprise approximately 17,000 cuneiform tablets and fragments discovered at Tell Mardikh (ancient Ebla) in northwestern Syria between 1964 and 1975 by an Italian archaeological team led by Paolo Matthiae
A_1_20 — Elamite and Proto-Elamite Script: Iran's Undeciphered Writing Systems
The Elamite civilization of southwestern Iran — centered on the cities of Susa and Anshan — was one of the earliest complex societies of the ancient Near East, rivaling Sumer and Akkad yet remaining far less understood d
U_1_00 — Music Sound Performance: Subfolder Summary
U_0_00 — Art, Music & Culture: Section Summary
U_2_17 — Death Masks & Funerary Portraiture
Death masks — three-dimensional representations of a deceased person's face, typically created by molding plaster, wax, or metal directly over the corpse's features — represent one of humanity's oldest artistic and ritua
X_1_08 — Water & Healing: Hydrotherapy, Sacred Springs, Mineral Waters
Water has been the most universally venerated healing substance across human civilizations — from Mesopotamian purification rituals (3000 BCE) through Greek thermae, Roman bathhouse networks (900+ documented across the e
X_1_00 — Traditional Ancient Medicine: Subfolder Summary
W_4_10 — Pueblo, Hopi, and Navajo Civilizations of the American Southwest
The Pueblo, Hopi, and Navajo (Diné) peoples of the American Southwest represent some of the most culturally continuous civilizations in the Americas, with archaeological records extending over 2,000 years and oral tradit
W_4_15 — Ancestral Puebloan: Chaco Canyon, Mesa Verde, and Cliff Dwellings
The Ancestral Puebloan peoples (formerly "Anasazi" — a Navajo term meaning "ancient ones" or "ancient enemies," now considered disrespectful by many Puebloan descendants) developed one of the most architecturally and ast
W_4_19 — Mississippian Culture and Cahokia
The Mississippian culture (~800–1600 CE) was the most complex and widespread pre-Columbian society in eastern North America, characterized by large-scale earthen mound construction, intensive maize agriculture, hierarchi
W_1_13 — Mesopotamian Daily Life and Urban Civilization
Beyond the well-known temples, ziggurats, and royal inscriptions, the cuneiform record preserves an extraordinarily detailed picture of everyday Mesopotamian life spanning over 3,000 years. Tens of thousands of clay tabl
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