{"query": "Uranium (U) — element 92", "count": 20, "results": [{"id": "card_ref_el_092", "title": "Uranium (U) — element 92", "shelf": "chemistry", "surface": "secular", "snippet": "Atomic number 92. Symbol U. Standard atomic weight 238.02891. The uranium atom carries 92 protons in its nucleus; its place in the periodic table is fixed by that count. Verified reference data.", "authority_tier": "reference", "source": "Verified reference — chemistry", "readable": false, "generated": false}, {"id": "card_theory_radiometric_dating_uniformitarianism", "title": "Radiometric dating & uniformitarianism", "shelf": "theories", "surface": "secular", "snippet": "Radiometric dating & uniformitarianism — an engine domain that can touch it: geology. Calibration: partial — the decay arithmetic seals; the assumptions are map-only. A radioactive isotope decays at a", "authority_tier": "reference", "source": "The Theory Assay — calibrated, not judged (docs/THEORY_CATALOG.md)", "readable": false, "generated": false}, {"id": "card_n_ea9e3f380756", "title": "The primes and the nucleus — one statistical fingerprint", "shelf": "science", "surface": "secular", "snippet": "The night's deepest rhyme, and it is real, published, and unexplained. Montgomery (1973)\nand Dyson noticed that the SPACINGS between the Riemann zeta zeros follow the same distribution\nas the eigenval", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_n_bbecbbc24fb6", "title": "The nucleus — the strongest glue and the slowest clocks", "shelf": "science", "surface": "secular", "snippet": "Past gamma rays the spectrum ends and the nucleus itself begins. One chain,\neight steps, sealed — four of them IN-DOMAIN by the nuclear fleet: https://narrowhighway.com/s/8a5e89ab13bc499f39240c64360d9", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_src_frd_iran", "title": "Iran: A Country Study", "shelf": "countries", "surface": "secular", "snippet": "Topography: Iran has rugged mountain chains surrounding several basins collectively known as the Central Plateau, which has an average elevation of about 900 meters. East of the Central Plateau are tw", "authority_tier": "reference", "source": "Iran: A Country Study — Federal Research Division, Library of Congress (2008) (public domain)", "readable": true, "generated": false}, {"id": "card_c_46d837e09b86", "title": "Fission — 82 terajoules in a kilogram ↔ Binding energy — the mass that glue costs", "shelf": "connections", "surface": null, "snippet": "Split uranium-235 and each atom yields ~200 MeV  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_c_9e6d4c83f9bf", "title": "The nucleus — the strongest glue and the slo ↔ Fission — 82 terajoules in a kilogram", "shelf": "connections", "surface": null, "snippet": "uranium-235's fission energy density — 82 TJ/kg, sealed as 2.737 million times coal  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_n_22f6cb5bf619", "title": "Fission — 82 terajoules in a kilogram", "shelf": "science", "surface": "secular", "snippet": "Split uranium-235 and each atom yields ~200 MeV. Scaled by Avogadro's number (exact\nsince 2019), sealed: 82 TJ per kilogram — 2.737 million times coal at 30 MJ/kg: https://narrowhighway.com/s/8a5e89ab", "authority_tier": "engine_derived", "source": "Concordance assay — 2026-07-09", "readable": false, "generated": false}, {"id": "card_c_741715d501d0", "title": "The primes and the nucleus — one statistical ↔ Primes and zeta — Euler's bridge and the pri", "shelf": "connections", "surface": null, "snippet": "A prime number and a uranium nucleus carry the same deep statistical signature.  — a concord the card itself states; mined + verified.", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}, {"id": "card_earth_radiometric_dating", "title": "Radiometric dating — deep time from decay", "shelf": "codex", "surface": "secular", "snippet": "A radioactive isotope halves every half-life; after two half-lives a quarter remains (sealed). The parent-to-daughter ratio dates a rock - uranium-lead gives the age of the Earth, 4.54 billion years. ", "authority_tier": "engine_derived", "source": "Narrow Highway — earth science", "readable": false, "generated": false}, {"id": "card_src_word_transuranic_element", "title": "transuranic element", "shelf": "dictionary", "surface": "secular", "snippet": "transuranic element: (noun) any element having an atomic number greater than 92 (which is the atomic number of uranium); all are radioactive", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_word_uranium", "title": "uranium", "shelf": "dictionary", "surface": "secular", "snippet": "uranium: (noun) a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons — syn: U, atomic number 92", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_etym_uranium", "title": "uranium", "shelf": "etymology", "surface": "secular", "snippet": "uranium: etymology (Webster 1913) — n.: [NL., from Uranus the planet. See Uranus.]. From Webster's Revised Unabridged Dictionary (1913), public domain.", "authority_tier": "reference", "source": "Webster's Revised Unabridged Dictionary (1913), Project Gutenberg eBook #29765 — public domain", "readable": true, "generated": false}, {"id": "card_src_word_atomic_number_92", "title": "atomic number 92", "shelf": "dictionary", "surface": "secular", "snippet": "atomic number 92: (noun) a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons — syn: uranium, U", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_word_u", "title": "u", "shelf": "dictionary", "surface": "secular", "snippet": "u: (noun) a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine — syn: uracil · (noun) a heavy toxic silvery-white radioactive metallic eleme", "authority_tier": "reference", "source": "WordNet 3.0, Princeton University (WordNet License)", "readable": false, "generated": false}, {"id": "card_src_etym_uranyl", "title": "uranyl", "shelf": "etymology", "surface": "secular", "snippet": "uranyl: etymology (Webster 1913) — n.: [Uranium + -yl.]. From Webster's Revised Unabridged Dictionary (1913), public domain.", "authority_tier": "reference", "source": "Webster's Revised Unabridged Dictionary (1913), Project Gutenberg eBook #29765 — public domain", "readable": true, "generated": false}, {"id": "card_src_etym_uranus", "title": "uranus", "shelf": "etymology", "surface": "secular", "snippet": "uranus: etymology (Webster 1913) — n.: [L. Uranus, Gr. O'yrano`s Uranus, o'yrano`s heaven, sky. Cf. Uranium.]. From Webster's Revised Unabridged Dictionary (1913), public domain.", "authority_tier": "reference", "source": "Webster's Revised Unabridged Dictionary (1913), Project Gutenberg eBook #29765 — public domain", "readable": true, "generated": false}, {"id": "card_src_etym_euxenite", "title": "euxenite", "shelf": "etymology", "surface": "secular", "snippet": "euxenite: etymology (Webster 1913) — n.: [Gr. (Min.) Defn: A brownish black mineral with a metallic luster, found in Norway. It contains niobium, titanium, yttrium, and uranium, with some other metals", "authority_tier": "reference", "source": "Webster's Revised Unabridged Dictionary (1913), Project Gutenberg eBook #29765 — public domain", "readable": true, "generated": false}, {"id": "card_src_etym_protactic", "title": "protactic", "shelf": "etymology", "surface": "secular", "snippet": "protactic: etymology (Webster 1913) — a.: [Gr. Defn: Giving a previous narrative or explanation, as of the plot or personages of a play; introductory. = 32,500 yrs.) Also called brevium, Uranium X2 an", "authority_tier": "reference", "source": "Webster's Revised Unabridged Dictionary (1913), Project Gutenberg eBook #29765 — public domain", "readable": true, "generated": false}, {"id": "card_c_59abe461b1af", "title": "The primes and the nucleus — one statistical ↔ The nucleus — the strongest glue and the slo", "shelf": "connections", "surface": null, "snippet": "the very statistics that describe the ENERGY LEVELS of heavy nuclei and quantum chaos ... A prime number and a uranium nucleus carry the same deep statistical signature.  — a concord the card itself s", "authority_tier": "engine_derived", "source": "Concordance miner — 2026-07-11", "readable": false, "generated": false}], "house": {"door": "FIND", "kind": "cards", "trail": "results", "seal": null, "next_step": {"do": "open the top card", "door": "FIND", "tool": "card_get", "params": {"id": "card_ref_el_092"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}