RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
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.
3,721 results for "T Tauri star" — page 127 of 187
P_5_01 — Is Mathematics Discovered or Invented?
One of the oldest and most consequential questions in philosophy: Does mathematics exist independently of human minds (Platonism), or is it a human invention — a language we construct to describe patterns (formalism/cons
P_5_13 — Leibniz: Monads, Theodicy, and Pre-Established Harmony
Gottfried Wilhelm Leibniz (1646–1716) was among the most versatile intellects in Western history — a mathematician, philosopher, logician, diplomat, jurist, historian, and engineer who co-invented the infinitesimal calcu
P_5_11 — Spinoza: Substance Monism, Ethics as Geometry, Conatus
Baruch (Benedict) de Spinoza (1632-1677), a Dutch philosopher of Portuguese-Jewish origin, constructed one of the most radical and rigorous metaphysical systems in the history of philosophy — presented in his masterwork,
P_5_08 — Philosophy of History
Philosophy of history asks whether history has a pattern, direction, or meaning — and how historical knowledge itself is possible. Two broad orientations have competed since antiquity: cyclical views (civilizations rise
P_5_15 — Simone de Beauvoir: Ethics of Ambiguity and the Second Sex
Simone de Beauvoir (1908–1986) was one of the most important philosophers of the twentieth century — a foundational figure in both existentialist philosophy and feminist theory whose work has shaped debates on freedom, o
P_5_16 — Philosophy of Information: Data, Knowledge, and Meaning in the Digital Age
The philosophy of information (PI) is a relatively new branch of philosophy that investigates the conceptual nature and fundamental principles of information — including its dynamics, utilization, and science. The field
P_5_14 — African Philosophy Beyond Ubuntu: Sage, Négritude, and Ethnophilosophy
African philosophy extends far beyond the Ubuntu concept most familiar to Western audiences. It is a diverse, complex, frequently contested field encompassing multiple traditions, methods, and debates. The "Great Debate"
P_5_10 — Philosophy of Religion: Faith, Reason, and Mystical Experience
The philosophy of religion is the branch of philosophy that critically examines the concepts, arguments, and experiences at the heart of religious belief and practice — not from within any particular faith tradition but
P_5_09 — Wittgenstein: Language Games, Tractatus, and Investigations
Ludwig Josef Johann Wittgenstein (1889-1951) is unique in the history of philosophy for having produced two profoundly influential but largely incompatible philosophical systems. His first major work, the Tractatus Logic
P_5_06 — Philosophy of Mathematics
The philosophy of mathematics investigates the nature of mathematical objects, the status of mathematical truth, and the relationship between mathematics and the physical world. The fundamental question is: Are mathemati
P_5_07 — Hermeneutics and Interpretation Theory
Hermeneutics — the theory and practice of interpretation — originated in biblical and classical textual criticism but expanded through the 19th and 20th centuries into a comprehensive philosophical framework addressing h
P_5_20 — Cicero: Roman Oratory, Natural Law, and Republican Philosophy
Marcus Tullius Cicero (106–43 BCE) — Roman statesman, orator, philosopher, and lawyer — stands as one of the most influential figures in Western intellectual history, bridging Greek philosophy and Roman practice, and tra
P_5_22 — Cyclical Time: Eternal Return, Historical Cycles, and Non-Linear Temporality
The concept of cyclical time — that history, cosmic processes, or existence itself follows recurring patterns rather than a single linear progression — is one of the most ancient and widespread ideas in human thought. Vi
P_5_04 — Process Philosophy — Whitehead and the Metaphysics of Becoming
Process philosophy, most fully developed in Alfred North Whitehead's Process and Reality (1929), proposes that reality is fundamentally constituted not by enduring substances but by dynamic events — "actual occasions of
P_5_02 — Computational Phylogenetics of Mythology
This document examines Computational Phylogenetics of Mythology, a topic within the Philosophy Meaning research area. Key areas of investigation include The Traditional Approach: Comparative Mythology, The Biological Ana
P_5_12 — Postmodernism: Derrida, Foucault, Lyotard, and Deconstruction
Postmodernism — a loose, contested, and internally diverse intellectual movement that emerged from French philosophy and literary theory in the 1960s-1980s — is characterized by a thoroughgoing skepticism toward universa
P_5_19 — Mircea Eliade: Sacred and Profane, Eternal Return, History of Religions
Mircea Eliade (1907–1986), Romanian-born historian of religions, was arguably the most influential scholar of comparative religion in the 20th century. His core concepts — hierophany (the manifestation of the sacred in o
P_5_17 — Process Philosophy: Whitehead, Becoming, and the Metaphysics of Experience
Process philosophy — the metaphysical tradition holding that reality is fundamentally composed of processes, events, and becomings rather than static substances, objects, or things — represents one of the most ambitious
P_5_03 — Aesthetics — Philosophy of Beauty, Art, and the Sublime
Aesthetics — the philosophical study of beauty, art, taste, and the sublime — has been a central philosophical concern from Plato's suspicion of art as dangerous imitation to contemporary debates about the nature of aest
P_2_07 — Ethics of Knowledge and Epistemic Justice
Epistemic justice — fairness in the production, distribution, and recognition of knowledge — has become one of the most active areas of contemporary philosophy. Miranda Fricker (Epistemic Injustice, 2007) identified two
BROWSE BY SECTION — 3,721 documents across 34 fields