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Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 documents 34 sections 43,623 citations 34,854 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.

2,331 results for "Type Ia supernova" — page 33 of 117

U_4_06 Art, Music & Culture

U_4_06 — Architecture as Sacred Art — Cathedrals, Mosques, Temples

Sacred architecture represents humanity's most ambitious attempt to materialize the divine in built form — encoding theological doctrines, cosmological models, mathematical principles, and ritual programs into stone, woo

sacred architecture cathedral mosque temple Chartres Hagia Sophia
X_5_26 Verified Medicine & Healing

X_5_26 — Psychedelic Medicine: The Johns Hopkins Center and the Therapeutic Renaissance

The psychedelic therapy renaissance — centered at the Johns Hopkins Center for Psychedelic and Consciousness Research (established 2019, originally launched as a research program in 2000) — represents one of the most sig

psychedelic medicine psilocybin johns hopkins MDMA therapeutic clinical trials
X_5_12 Credible Medicine & Healing

X_5_12 — Occupational Health: Work, Hazards, and Worker Well-Being

Occupational health (occupational medicine) is the branch of medicine and public health concerned with the relationship between work and health — encompassing the prevention, diagnosis, and management of diseases and inj

occupational health occupational medicine workplace hazards Ramazzini industrial hygiene ergonomics
X_4_18 Verified Medicine & Healing

X_4_18 — Fractal Physiology: The Mathematics of Healthy Life

The body is a fractal machine. From capillaries that branch like river deltas to the 70 m² of lung surface packed into a 4-litre chest cavity, and from the beat-to-beat complexity of a healthy heart to the trabecular sca

fractal physiology fractal dimension heart rate variability 1/f noise lung branching Murray's law
X_3_06 Verified Medicine & Healing

X_3_06 — Radiology and Medical Imaging

Medical imaging — the visualization of internal body structures for diagnosis and treatment — has transformed medicine from a discipline dependent on external observation and invasive exploration to one with extraordinar

radiology X-ray Röntgen CT scan MRI ultrasound
X_3_15 Verified Medicine & Healing

X_3_15 — Endocrinology & Hormones

Endocrinology is the branch of medicine dealing with the endocrine system—a network of ductless glands that secrete hormones directly into the bloodstream to regulate metabolism, growth, reproduction, and homeostasis. Th

endocrinology hormones insulin diabetes thyroid pituitary
W_4_12 Credible World Civilizations

W_4_12 — Tiwanaku: Altiplano Civilization and Raised-Field Agriculture

Tiwanaku (also spelled Tiahuanaco) was a major pre-Columbian civilization centered at the site of the same name on the Bolivian Altiplano (high plateau), approximately 3,850 meters above sea level and 20 km southeast of

Tiwanaku Tiahuanaco Altiplano Lake Titicaca raised fields suka kollus
W_4_16 Verified World Civilizations

W_4_16 — Taíno Civilization: The Indigenous Caribbean Before and After Contact

The Taíno were the dominant indigenous people of the Greater Antilles (Hispaniola, Puerto Rico, Jamaica, Cuba, and the Bahamas) at the time of European contact in 1492. Descended from Arawakan-speaking migrants who origi

Taíno Caribbean Arawak Hispaniola Puerto Rico Columbus
W_4_13 Credible World Civilizations

W_4_13 — Aztec Empire: Tenochtitlan, Sacrifice, and Cosmovision

The Aztec Empire — more precisely the Mexica-led Triple Alliance (c. 1428–1521 CE) of Tenochtitlan, Texcoco, and Tlacopan — was the dominant political and military power in Mesoamerica at the time of the Spanish arrival.

Aztec Mexica Tenochtitlan Triple Alliance human sacrifice Templo Mayor
W_4_14 Credible World Civilizations

W_4_14 — Inca Empire: Tawantinsuyu, Quipu, and Vertical Archipelago

Tawantinsuyu ("The Four Parts Together") — the Inca Empire — was the largest empire in pre-Columbian America and the largest empire in the Southern Hemisphere, stretching ~4,000 km along the Andes from modern Colombia to

Inca Tawantinsuyu Cusco quipu khipu Machu Picchu
W_1_31 Verified World Civilizations

W_1_31 — Uruk: The First City and the Dawn of Urban Civilization

Uruk (modern Warka, southern Iraq) was the world's first major city and the birthplace of multiple transformative innovations: writing, monumental architecture, bureaucratic administration, and large-scale urbanization.

uruk sumer mesopotamia first city urbanization cuneiform
W_1_22 Verified World Civilizations

W_1_22 — Hittite Empire: Detailed Analysis

The Hittite Empire (c. 1650–1178 BCE) was one of the great powers of the Late Bronze Age, dominating Anatolia (modern Turkey) and rivaling Egypt, Babylon, and Assyria as a peer kingdom in the international system of the

Hittite Hatti Hattusa Anatolia cuneiform iron
W_3_16 Verified World Civilizations

W_3_16 — Aksumite Empire

The Aksumite Empire (c. 100–940 CE) was a major trading civilization centered in the northern Ethiopian and Eritrean highlands, with its capital at Aksum. It was one of the four great powers of the ancient world accordin

aksum aksumite ethiopia eritrea obelisk stelae
W_3_13 Credible World Civilizations

W_3_13 — Zanzibar and East African Trade Networks: Spice, Slaves, and Swahili Culture

Zanzibar — the archipelago off the coast of modern Tanzania — and the Swahili coast stretching from southern Somalia to northern Mozambique were the nexus of one of history's great maritime trade networks, connecting the

Zanzibar Swahili East Africa Indian Ocean trade network slave trade
W_3_22 Verified World Civilizations

W_3_22 — Mapungubwe Kingdom

Mapungubwe (c. 1075–1290 CE) was the first complex state society in southern Africa, located at the confluence of the Limpopo and Shashe rivers in present-day South Africa. The site demonstrated the earliest evidence of

Mapungubwe Limpopo Valley southern African kingdoms gold trade social stratification K2 settlement
W_2_24 Verified World Civilizations

W_2_24 — Chola Empire

The Chola Empire (c. 300 BCE – 1279 CE), with its imperial zenith under Rajaraja I (r. 985–1014 CE) and Rajendra I (r. 1014–1044 CE), was the most powerful naval and territorial state in medieval South and Southeast Asia

Chola dynasty Rajaraja I Rajendra I Brihadishvara temple Indian Ocean trade Nagapattinam
W_2_26 Verified World Civilizations

W_2_26 — Mauryan and Ashokan Empire

The Mauryan Empire (c. 322–185 BCE) was the first empire to unify nearly the entire Indian subcontinent under a single political authority, stretching at its zenith from Afghanistan and Baluchistan in the west to Bengal

Maurya Ashoka Chandragupta Arthashastra Kautilya Pataliputra
W_2_21 Verified World Civilizations

W_2_21 — The Khmer Empire and Angkor

The Khmer Empire (~802–1431 CE), centered in present-day Cambodia, was one of the most powerful and spatially extensive states in Southeast Asian history, and its capital Angkor was the largest preindustrial city on Eart

khmer-empire angkor-wat angkor-thom jayavarman bayon hydraulic-city
W_2_17 Verified World Civilizations

W_2_17 — Khmer Empire & Angkor Hydraulics

The Khmer Empire (c. 802–1431 CE), centered in modern Cambodia, was one of the most powerful and technologically sophisticated states in Southeast Asian history. Its capital, Greater Angkor, covered approximately 1,000 k

khmer-empire angkor-wat angkor-thom hydraulic-civilization baray water-management
W_2_23 Verified World Civilizations

W_2_23 — Pyu City-States

The Pyu city-states (c. 200 BCE – 1050 CE) were the earliest urbanized polities in mainland Southeast Asia, located in the dry zone and Irrawaddy River valley of modern Myanmar (Burma). Three major walled cities — Beikth

Pyu city-states Sri Ksetra Beikthano Halin Myanmar Theravada Buddhism