Teahann Datasets & Knowledge Base

Ancient & Imperial China 214 entries Confucian, Daoist & Legalist thought, I Ching cosmology, imperial dynasties, and classical timber & palace architecture Ancient Egypt 109 entries Ennead & Ogdoad pantheon, Book of the Dead & Duat cosmology, pyramids, temples, pharaohs, and hieroglyphs Ancient Rome 117 entries Roman Republic & Empire, state religion, Stoic philosophy, imperial engineering monuments, and decisive battles Classical Greece 206 entries Olympian & chthonic pantheon, Homeric epics, Pre-Socratic & Athenian philosophy, sanctuaries, and polis history Mesoamerica & Andes 119 entries Maya, Aztec, Olmec & Inca pantheons, Popol Vuh & codices, Long Count calendars, pyramids, and Andean citadels Mesopotamia 186 pages Sumerian, Akkadian, Babylonian, and Assyrian deities (Oracc AMGG), cuneiform epics, city-states, and rulers Norse & Germanic 68 entries Æsir & Vanir gods, Nine Realms cosmology, Poetic & Prose Eddas, sagas, runes, and stave architecture Vedic & Classical India 198 entries Vedic & Purāṇic pantheon, Upaniṣads, Mahabharata & Ramayana, Buddhist & Vedantic philosophy, and rock-cut temples

Architecture 3,705 pages Global buildings & monuments, master architects, structural elements, movements, styles, and vernacular traditions Economics 58 entries Core concepts and game theory, headline indicators from GDP to the Gini coefficient, schools of thought, and economists Harry Potter 1,773 pages Spells & incantations, characters, Hogwarts houses, magical artifacts, creatures, locations, and canon books History 207 entries Ancient civilizations, world empires, historical eras, decisive battles, and pivotal figures Linguistics 136 entries World language families, 40 writing systems & scripts, phonetics, syntax, dialects, and linguists Literature 204 entries Canonical plays, novels, epic & lyric poetry, literary forms, movements, and world authors Music 84 entries Acoustic physics, playable tuning frequencies, musical instruments, harmony theory, genres, and composers Mythology 736 pages Comparative world pantheons, mythical creatures, sacred places, rituals, symbolism, and canonical epics Philosophy 1,728 pages Philosophers across eras, core branches, philosophical movements, canonical texts, and contemporary topics Psychology 55 entries Major fields, classic cognitive and social effects, landmark studies from Milgram to the gorilla test, and psychologists

Computing 73 entries Programming languages, foundational computer science concepts, landmark machines, and pioneers Cybersecurity 113 entries CWE vulnerability classes, post-quantum & modern cryptography, attack vectors, malware, and defense mechanisms Mathematics 74 entries Branches of pure & applied mathematics, fundamental theorems & proofs, constants, and mathematicians Ports 6,031 ports Complete IANA TCP, UDP, and SCTP network port assignments (0–49151) with RFC specifications Web APIs 78 APIs Live browser capability detection, W3C/WHATWG specifications, Baseline status, and interactive sandboxes

Astronomy 156 entries Solar system planetary metrics, 45 Messier/NGC galaxies, 88 IAU constellations, and relativistic astrophysics Botany 82 entries Medicinal herbs, mycology & fungi, bioactive phytochemicals, terrestrial biomes, and flora Chemistry 392 entries Interactive 118-element periodic table, named reactions, catalysts, engineering materials, polymers, and lab equipment Engineering 21 entries Thermodynamic power cycles, mechanical & feedback control components, structural systems, and aerospace & space propulsion Geography 33 features Major world oceans, river basins, mountain peaks, and arid desert systems with comparative scale metrics Geology 29 entries Rock-forming minerals, igneous/sedimentary/metamorphic rocks, tectonic formations, and stratigraphic & alternative chronologies Human 4,200+ pages Pharmacology, nutrition & foods, biological pathways, receptors, genetics, neural anatomy, and organ systems Pharmacology 72 entries Bioassays, genetic models, molecular modeling software, target databases, research tool compounds, and PK/PD parameters Physics 291 entries PDG particle physics & decay fractions, CODATA fundamental constants, quantum & classical mechanics, and WebAssembly simulator