Historical Observations of Unidentified Aerial and Submerged Phenomena in Medieval Arabic, Western, and Eastern Sources

This repository hosts a research thesis that presents a systematic, quantitative reassessment of historical reports describing anomalous aerial and submerged phenomena (UAP/USO) recorded in medieval Arabic manuscripts (3rd–8th AH / 9th–14th CE), with supplementary corroboration from early-modern European sources (16th–17th century). The study employs an interdisciplinary methodological framework combining: textual criticism and manuscript reliability analysis, linguistic decomposition of classical Arabic observational terminology, physical constraint modeling (kinematics, luminosity, duration, morphology), Bayesian hypothesis testing with conservative priors, and large-scale Monte Carlo simulations. Rather than proposing speculative origins or technological explanations, the research adopts a strictly phenomenological approach. Observed behaviors are evaluated against two bounded hypothesis classes: (H₀) known natural or astronomical phenomena, and (H₁) non-conventional physical phenomena, without ontological claims regarding intent or origin. Eight core Arabic case studies are analyzed individually and then synthesized into an aggregate Bayesian model, accounting for partial correlations between reports. Independent cross-cultural comparison with well-documented European broadsheet events (e.g., Nuremberg 1561, Basel 1566) is used to assess continuity of phenomenology across time and geography. The results indicate that several recurrent features—extended duration, controlled directional change, structured morphology, and trans-medium behavior—systematically resist naturalistic retroactive explanations under conservative assumptions. The work contributes to the epistemology of anomalous phenomena, the history of scientific observation, and the recovery of high-fidelity empirical data from pre-modern sources.