ZB_4_13 — Historical Ecology: Human-Ecosystem Co-Evolution through Time

Historical ecology investigates how human land use, management, domestication, exploitation, and settlement over centuries to millennia have shaped contemporary ecosystems, landscapes, and biodiversity patterns — reveali

ZC_4_10 — Mesoamerican Social Organization: City-States, Lineages, and Cosmological Order

Mesoamerican social organization — spanning the Classic Maya (~250–900 CE), Aztec/Mexica (~1325–1521 CE), Zapotec, Mixtec, and other civilizations across central Mexico through Honduras — represents one of humanity's mos

ZC_4_00 — Anthropology Culture: Subfolder Summary

ZC_4_11 — Anthropology of Death: Mortuary Practices, Grief, and the Afterlife

The anthropology of death examines how human societies construct, perform, and give meaning to dying, death, the disposal of the dead, mourning, and beliefs about postmortem existence — revealing that mortuary practices

G_0_00 — Modern Frameworks: Section Summary

G_4_00 — Interdisciplinary Meta Methods: Subfolder Summary

G_4_11 — Archaeoastronomy Methods and Systematic Evidence

Archaeoastronomy — the study of how past civilizations understood, observed, and used astronomical phenomena — has matured from a field plagued by speculative alignment claims into a rigorous interdisciplinary discipline

G_1_05 — eDNA and Environmental DNA — Reading Invisible Life

Environmental DNA (eDNA) refers to genetic material shed by organisms into their environment — through skin cells, mucus, feces, urine, gametes, decomposing tissue, pollen, root exudates, and other biological residues —

G_1_00 — Archaeological Science Methods: Subfolder Summary

G_1_07 — Stable Isotope Analysis and Ancient Diets

Stable isotope analysis of human and animal remains — primarily the measurement of carbon ($\delta^{13}$C), nitrogen ($\delta^{15}$N), and sulfur ($\delta^{34}$S) isotope ratios in bone collagen, tooth enamel, hair kerat

G_1_06 — Paleoproteomics — Ancient Proteins Beyond DNA

Paleoproteomics is the extraction, identification, and analysis of ancient proteins from archaeological and paleontological materials — an emerging molecular method that extends biological identification far beyond the t

G_3_04 — Schumann Resonance & Frequency Claims

Schumann resonances (~7.83 Hz fundamental) are Tier 1 atmospheric physics — experimentally verified electromagnetic standing waves in the Earth-ionosphere cavity (Schumann 1952, Balser & Wagner 1960). The numerical coinc

G_3_00 — Theoretical Frameworks: Subfolder Summary

G_2_07 — Power Laws, Scale-Free Networks, and Ancient Systems

A power law is a mathematical relationship of the form $P(x) \propto x^{-\alpha}$ in which the frequency of an event is inversely proportional to some power of its size — meaning that small events are extremely common, l

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

G_2_00 — Analytical Computational: Subfolder Summary

O_1_02 — Magnetosphere, Solar Activity, and Earth's Shield

Earth's magnetic field is an invisible shield that makes complex life on the surface possible — without it, solar wind would strip away the atmosphere and sterilize the planet, as happened to Mars ~3.8 billion years ago

O_1_00 — Geomagnetic Atmospheric: Subfolder Summary

O_1_03 — Geomagnetic Anomalies and Human Health Effects

Earth's geomagnetic field is not uniform — dramatic anomalies like the South Atlantic Anomaly (SAA) expose organisms and technology to increased radiation, while laboratory experiments have shown that weak magnetic field

O_0_00 — Earth Science & Anomalies: Section Summary