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.

5 results for "arsenic"

M_1_18 Verified Forbidden Archaeology

M_1_18 — Ancient Metallurgy Anomalies

Ancient metallurgical achievements frequently surpass what conventional archaeological narratives would predict for their time periods, leading to enduring debates about the sophistication of pre-industrial materials sci

ancient metallurgy Damascus steel wootz Delhi iron pillar Antikythera mechanism Roman concrete
X_5_01 Verified Medicine & Healing

X_5_01 — Venom, Toxicology, and Poison Medicine

Toxicology — the study of the adverse effects of chemical, physical, or biological agents on living organisms — and the medical management of poisoning and envenomation have ancient roots and a rich history intertwining

toxicology venom poison antivenom Mithridates arsenic
R_1_04 Verified Biology & Evolution

R_1_04 — Extremophile Biology and the Limits of Life

Life exists in conditions once considered impossible: boiling hot springs (121°C+), deep-sea hydrothermal vents at crushing pressures, Antarctic ice, pH 0 acid lakes, nuclear reactor cooling pools, kilometers below Earth

extremophile archaea tardigrade Deinococcus radiodurans thermophile psychrophile
F_3_04 Verified Lost Connections

F_3_04 — Spread of Metallurgy: Copper, Bronze, Iron Across the Ancient World

Metallurgy developed independently in multiple regions, beginning with native copper use by ~9000 BCE and smelting by ~7000 BCE in Anatolia. The transition from copper to arsenical bronze and then tin bronze reshaped anc

metallurgy copper smelting bronze age iron smelting tin trade arsenical bronze
F_3_19 Verified Lost Connections

F_3_19 — Shared Metallurgical Knowledge: Independent Invention vs. Diffusion

The development of metallurgy — the extraction and working of metals from ores — is one of the most consequential technological achievements in human history, and one of the best arenas for examining the fundamental ques

metallurgy metal copper bronze iron smelting