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.

3,692 results for "G protein" — page 129 of 185

W_4_07 Verified World Civilizations

W_4_07 — Amazonian Traditions, Plant Teachers, and the Ayahuasca Complex

The Amazon Basin — the world's largest tropical rainforest — is home to approximately 400 indigenous groups with an extraordinary tradition of plant-based knowledge unmatched anywhere on Earth. At the center of this trad

ayahuasca DMT Banisteriopsis caapi Psychotria viridis Shipibo icaros
W_4_19 Verified World Civilizations

W_4_19 — Mississippian Culture and Cahokia

The Mississippian culture (~800–1600 CE) was the most complex and widespread pre-Columbian society in eastern North America, characterized by large-scale earthen mound construction, intensive maize agriculture, hierarchi

mississippian cahokia mound-builders monks-mound north-america pre-columbian
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_23 Verified World Civilizations

W_1_23 — Pre-Pottery Neolithic B (PPNB)

The Pre-Pottery Neolithic B (PPNB, c. 8800–6500 BCE) represents one of the most transformative periods in human history — the era when small communities of early farmers in the Levant and Upper Mesopotamia scaled up into

PPNB Pre-Pottery Neolithic Göbekli Tepe Jericho Çatalhöyük skull plastering
W_1_21 Verified World Civilizations

W_1_21 — Minoan Civilization: Detailed Analysis

The Minoan civilization of Crete (c. 2700–1450 BCE) was the first advanced civilization in Europe and one of the most remarkable cultures of the Bronze Age Mediterranean. Named by archaeologist Sir Arthur Evans (1851–194

Minoan Crete Knossos Phaistos Linear A thalassocracy
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_1_26 Verified World Civilizations

W_1_26 — Mycenaean Civilization

The Mycenaean civilization (c. 1600–1100 BCE) was the first major civilization of mainland Greece and the dominant power of the Aegean during the Late Bronze Age. Named after the citadel of Mycenae in the Argolid (northe

Mycenae Mycenaean Linear B Schliemann shaft graves tholos
W_1_27 Verified World Civilizations

W_1_27 — Minoan Civilization & Thalassocracy

The Minoan civilization — Europe's first advanced literate society — flourished on Crete and surrounding Aegean islands from approximately 2700–1450 BCE, predating Mycenaean Greece and exercising maritime dominance (thal

Minoan Crete Knossos Thera Santorini eruption Linear A
W_1_24 Credible World Civilizations

W_1_24 — Tartessos: Iberian Peninsula's Lost Civilization

Tartessos was an ancient civilization or polity centered in southwestern Iberia (modern Andalusia, Spain), flourishing from approximately 1100–550 BCE in the lower Guadalquivir River valley, the Huelva coastal region, an

Tartessos Tartessian Iberia Spain Huelva Guadalquivir
W_1_13 Verified World Civilizations

W_1_13 — Mesopotamian Daily Life and Urban Civilization

Beyond the well-known temples, ziggurats, and royal inscriptions, the cuneiform record preserves an extraordinarily detailed picture of everyday Mesopotamian life spanning over 3,000 years. Tens of thousands of clay tabl

Mesopotamia Sumer Babylon Ur cuneiform daily life
W_1_02 Verified World Civilizations

W_1_02 — Minoan Civilization, Bull Cult, and the Labyrinth

The Minoan civilization (c. 2700–1450 BCE) on Crete represents one of Europe's earliest complex societies — preceding Classical Greece by over a millennium. Its archaeological record reveals a sophisticated culture cente

Minoan Knossos Crete bull-leaping taurokathapsia Minotaur
W_1_03 Verified World Civilizations

W_1_03 — Harappan / Indus Valley Civilization — Mohenjo-daro, Undeciphered Script, and the Pashupati Seal

The Indus Valley / Harappan Civilization (c. 3300–1300 BCE, mature phase 2600–1900 BCE) was the largest of the three great Bronze Age civilizations — at its peak covering ~1.25 million km², with an estimated population o

Harappan Indus Valley Mohenjo-daro Harappa Indus script undeciphered
W_1_12 Verified World Civilizations

W_1_12 — Persian Civilization — Achaemenid, Parthian, and Sassanid

Persian civilization produced three of antiquity's greatest empires — the Achaemenid (550–330 BCE), Parthian (247 BCE–224 CE), and Sassanid (224–651 CE) — that together dominated the Middle East, Central Asia, and parts

Persia Achaemenid Sassanid Parthian Cyrus the Great Darius
W_3_06 Verified World Civilizations

W_3_06 — Coptic and Ethiopian Christian Mystical Traditions

The Coptic and Ethiopian Christian traditions represent the oldest continuously operating Christian institutions in Africa, preserving theological, liturgical, and textual materials that have been lost or marginalized in

Ethiopian Tewahedo Coptic Christianity Lalibela Kebra Nagast Ark of the Covenant Enochic tradition
W_3_23 Verified World Civilizations

W_3_23 — Kanem-Bornu Empire

The Kanem-Bornu Empire (c. 700–1893 CE) was one of the longest-lived states in African history, persisting through multiple dynastic phases for over a millennium around the Lake Chad basin. Founded by the Sayfawa dynasty

Kanem-Bornu Lake Chad Sayfawa dynasty trans-Saharan trade Kanuri mais
W_3_24 Verified World Civilizations

W_3_24 — Nok Culture

The Nok culture (c. 1500 BCE – 500 CE) of central Nigeria produced sub-Saharan Africa's earliest-known large-scale terracotta sculpture tradition and some of the continent's earliest evidence for iron smelting. First ide

Nok culture terracotta West African Iron Age Nigeria Jos Plateau iron smelting
W_2_20 Credible World Civilizations

W_2_20 — Vedic Civilizations

The Vedic period (c. 1500–500 BCE) represents the formative era of Indian civilization, encompassing the composition of the Rig Veda (the oldest surviving Indo-European literary text), the development of the fire sacrifi

Vedic period Rig Veda Aryan migration Indo-European soma agni
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
W_2_03 Verified World Civilizations

W_2_03 — Daoism and Chinese Alchemy

Daoism is one of the world's oldest continuous philosophical-religious traditions, originating in China by at least the 4th century BCE and likely much earlier. Its alchemical tradition encompasses both waidan (external

Daoism Taoism internal alchemy neidan waidan external alchemy
W_5_02 Verified World Civilizations

W_5_02 — Celtic and Druidic Traditions

The Celtic peoples — a linguistic and cultural group spread across Europe from Anatolia to Ireland between roughly 800 BCE and 400 CE — developed one of the most sophisticated pre-literate knowledge systems in the Wester

Celtic Druid Druidism Druidry ogham sacred grove