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.

27 results for "radiocarbon spike" — page 2 of 2

ZB_5_19 Verified Ecology & Biology

ZB_5_19 — The Anthropocene: Human Dominance of Earth Systems and Epoch Dating

The Anthropocene — a proposed geological epoch defined by the dominant influence of human activity on Earth's geology, climate, and ecosystems — has become one of the most consequential and contentious concepts in modern

Anthropocene human impact epoch dating stratigraphic marker Great Acceleration nuclear fallout
G_2_03 Verified Modern Frameworks

G_2_03 — Bayesian Reasoning and Archaeological Inference

Bayesian reasoning — the systematic updating of probabilities for hypotheses as new evidence is acquired — has transformed archaeology, chronology, and the evaluation of disputed historical claims since the 1990s. At its

Bayesian inference Bayes theorem prior probability posterior likelihood radiocarbon calibration
H_2_15 Verified Suppression & Thesis

H_2_15 — Re-Dating Controversies: Sites Older Than Thought

The history of archaeology and prehistory is punctuated by re-dating controversies — cases where new evidence or improved dating technology revealed that sites, artifacts, or traditions were significantly older than prev

chronology re-dating radiocarbon luminescence older than thought Göbekli Tepe
F_1_11 Credible Lost Connections

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

sweet potato Ipomoea batatas pre-Columbian trans-Pacific Polynesia South America
F_1_14 Credible Lost Connections

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

pre-Columbian chicken Gallus gallus Polynesia South America El Arenal
F_3_17 Credible Lost Connections

F_3_17 — Megalithic Diffusion Debate: Atlantic Façade Connections

The megalithic diffusion debate is one of archaeology's longest-running controversies: did the remarkable concentrations of megalithic monuments (dolmens, passage tombs, standing stones, stone circles, alignments, and ch

megalith diffusion Atlantic façade standing stone dolmen passage tomb
E_4_15 Verified Cataclysms & Chronology

E_4_15 — Thermoluminescence and OSL Dating: Beyond Radiocarbon

Thermoluminescence (TL) and Optically Stimulated Luminescence (OSL) dating are trapped-charge geochronological techniques that determine the time elapsed since a mineral grain (typically quartz or feldspar) was last expo

thermoluminescence TL optically stimulated luminescence OSL dating trapped charge