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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 results for "Leif Erikson"

F_1_04 Lost Connections

F_1_04 — Viking Settlement in the Americas — L'Anse aux Meadows and Beyond

L'Anse aux Meadows in Newfoundland, Canada, stands as the only confirmed Norse settlement in the Americas and definitive proof of pre-Columbian European contact with the New World. Discovered in 1960 by Helge and Anne St

Viking Norse L'Anse aux Meadows Vinland Leif Erikson Newfoundland

T_1_04 Psychology & Social

T_1_04 — Developmental Psychology — From Piaget to Attachment Theory

Developmental psychology traces psychological changes across the human lifespan, from prenatal development through aging. Jean Piaget's cognitive stage theory, Lev Vygotsky's sociocultural approach, John Bowlby's attachm

developmental psychology Piaget cognitive stages Vygotsky scaffolding Bowlby

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A Foundations 112 docs B Beings & Entities 114 docs C Global Traditions 116 docs D Sites & Artifacts 116 docs E Cataclysms & Chronology 109 docs F Lost Connections 111 docs G Modern Frameworks 99 docs H Suppression & Thesis 95 docs I UAP Disclosure 87 docs J Ancient Technology 103 docs K Consciousness 100 docs L Genetics & Origins 92 docs M Forbidden Archaeology 103 docs N Secret Societies 87 docs O Earth Anomalies 108 docs P Philosophy & Meaning 104 docs Q Cosmology & Physics 100 docs R Biology & Evolution 94 docs S Future Technology 100 docs T Psychology & Social 112 docs U Art, Music & Culture 122 docs V Mathematics & Information 87 docs W World Civilizations 140 docs X Medicine & Healing 126 docs Y Altered States 113 docs Z Molecular Biology 112 docs ZA Physics & Quantum 117 docs ZB Ecology & Biology 118 docs ZC Social Science 111 docs ZD Information & Computation 95 docs ZE Ethics & Applied Philosophy 99 docs ZF Oceanography 105 docs ZG Linguistics & Communication 110 docs ZH Archaeoastronomy 114 docs