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.

4 results for "crane"

J_3_08 Verified Ancient Technology

J_3_08 — Ancient Lift Mechanisms — Cranes, Pulleys, and Capstans

The development of lifting mechanisms — cranes, pulleys, winches, capstans, and treadwheel cranes — represents one of humanity's most consequential engineering achievements, enabling the construction of monumental archit

crane pulley compound pulley block and tackle capstan winch
M_5_13 Verified Forbidden Archaeology

M_5_13 — Construction Replication Experiments: Testing Ancient Building Claims

Construction replication experiments — systematic attempts to reproduce ancient architectural and engineering achievements using period-appropriate tools and techniques — constitute a critical methodological approach wit

experimental archaeology construction replication pyramid building Stonehenge transport moai megalithic techniques
M_2_01 Verified Forbidden Archaeology

M_2_01 — Anomalous Megaliths: Nan Madol, Baalbek, and Unexplained Engineering

Several ancient megalithic sites worldwide exhibit engineering achievements that remain difficult to fully explain with our current understanding of the tools, techniques, and organizational capacity available to their b

Nan Madol Pohnpei Micronesia Saudeleur dynasty basalt columns artificial islands
ZB_4_09 Verified Ecology & Biology

ZB_4_09 — Canopy Ecology: Life in the Forest Roof

The forest canopy — the aggregate of tree crowns forming the uppermost vegetative layer of a forest — is among the most species-rich, least explored, and most ecologically dynamic habitats on Earth, harboring an estimate

canopy ecology forest canopy epiphyte arboreal vertical stratification emergent layer