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.
3,669 results for "Y chromosome" — page 3 of 184
M_3_07 — Stone Age Precision — Avebury, Carnac, and European Megaliths
The European megalithic tradition — spanning from approximately 4800 to 1500 BCE across Atlantic Europe (Iberia, France, the British Isles, Scandinavia, and the central Mediterranean) — produced tens of thousands of monu
M_3_11 — Paleolithic Calendars: Marshack's Lunar Notation Hypothesis
In 1972, science journalist Alexander Marshack published The Roots of Civilization, arguing that series of marks engraved on Upper Paleolithic bone and antler artifacts — previously dismissed as random decorations or sim
M_3_06 — Unfinished Obelisk and Ancient Quarrying Evidence
The Unfinished Obelisk at the Northern Quarry of Aswan, Egypt is one of the most important archaeological sites for understanding ancient Egyptian stone-quarrying technology. Dated to the New Kingdom (most likely commiss
M_3_16 — Geopolymer & Ancient Concrete Hypothesis
The geopolymer hypothesis proposes that some ancient stone structures — particularly the Egyptian pyramids — were constructed not by cutting, transporting, and stacking quarried blocks, but by casting artificial stone in
M_4_07 — Ancient Nuclear War Theory — Mohenjo-daro and the Mahabharata
The ancient nuclear war theory proposes that advanced civilizations possessed nuclear or comparable weapons of mass destruction thousands of years ago, citing the Mahabharata's descriptions of devastating "brahmastra" we
M_4_16 — Sundaland & Southeast Asian Lost Continent Hypothesis
Sundaland is the geological term for the exposed continental shelf of Southeast Asia that connected the present-day islands of Borneo, Java, Sumatra, and the Malay Peninsula into a single landmass during the Last Glacial
M_4_04 — Library Destructions and Lost Knowledge Catalogs
The deliberate or accidental destruction of libraries and knowledge repositories is one of humanity's recurring tragedies. From the Library of Alexandria (whose gradual destruction eliminated perhaps 400,000–700,000 scro
M_4_09 — Younger Dryas Impact and Lost Civilization Hypothesis
The Younger Dryas Impact Hypothesis (YDIH) proposes that a cosmic impact or airburst event approximately 12,800 years ago (12.8 ka BP) triggered the Younger Dryas cold reversal — a ~1,300-year return to near-glacial cond
M_4_08 — Sphinx Water Erosion Hypothesis
The Sphinx Water Erosion Hypothesis is the controversial geological argument that the Great Sphinx of Giza and its surrounding enclosure walls show erosion patterns consistent with prolonged exposure to rainfall (precipi
M_4_15 — The Richat Structure and the Atlantis Hypothesis
The Richat Structure (Guelb er Richat, "Eye of the Sahara") is a prominent ~40-km-diameter circular geological formation in the Adrar Plateau of Mauritania (21.13°N, 11.40°W). Its concentric ring pattern — visible from s
M_2_07 — Bosnian Pyramids — Claims, Excavations & Scientific Response
Since 2005, Bosnian-American businessman Semir Osmanagić has claimed that Visočica Hill near Visoko, Bosnia and Herzegovina, is an ancient man-made pyramid — the "Bosnian Pyramid of the Sun" — which he says is the larges
M_2_13 — Nan Madol — Pacific Megalithic Mystery
Nan Madol — a complex of 92 artificial islets built on a coral reef flat off the southeastern shore of Pohnpei (Federated States of Micronesia) — is the only ancient city in the world built entirely on water, and one of
M_2_12 — Çatalhöyük — Neolithic Revolution and Anomalous Urbanism
Çatalhöyük (pronounced "chah-tahl-hö-yük") — a Neolithic proto-city on the Konya Plain of south-central Turkey, occupied approximately 7500–5700 BCE — is one of the most important archaeological sites in the world for un
M_2_03 — Yonaguni Monument — Natural or Man-Made?
The Yonaguni Monument is a massive underwater rock formation located off the southern coast of Yonaguni Island, Japan's westernmost point in the Ryukyu archipelago.
M_2_02 — Nazca Lines — Purpose, Astronomy, Water Rituals, and Modern AI Discovery
The Nazca Lines are a collection of over 1,500 geoglyphs etched into the arid Nazca Plateau of southern Peru, created primarily between 500 BCE and 500 CE by the Nazca culture. They range from simple geometric lines exte
M_2_04 — Longyou Caves — China's Mysterious Hand-Carved Caverns
The Longyou Caves are a group of at least 24 large, hand-carved underground caverns discovered in 1992 near Longyou village, Quzhou prefecture, Zhejiang Province, southeastern China.
M_2_16 — Gunung Padang: Indonesia's Megalithic Controversy
Gunung Padang ("Mountain of Enlightenment" in Sundanese) is a megalithic site in Karyamukti village, Cianjur Regency, West Java, Indonesia, situated atop a volcanic hill at ~885 meters elevation. The visible surface cons
M_2_09 — Baalbek Trilithon and Megalithic Quarrying
The Trilithon of Baalbek — three colossal limestone blocks forming part of the podium (retaining wall) of the Temple of Jupiter at Baalbek (ancient Heliopolis) in Lebanon's Beqaa Valley — represents one of the most extra
M_2_17 — Sphinx Water Erosion Hypothesis — Schoch Debate
The Sphinx water erosion hypothesis (WEH) — the geological argument that the Great Sphinx of Giza and its enclosure show erosion patterns consistent with prolonged rainfall rather than wind-blown sand, potentially indica
M_1_07 — Crystal Skulls Examination
Crystal skulls — life-sized or near-life-sized human skull models carved from clear or milky quartz crystal — have been among the most enduring icons of alternative archaeology since the late 19th century. Approximately
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