A contemporary version of Descartes' demon: if your brain were in a vat being fed artificial signals, how could you know? The scenario sharpens foundational questions about knowledge, reference, and the limits of radical skepticism.
Topic
epistemology
9 articles across all sections
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Brain in a Vat -
Skepticism Skepticism is the philosophical position that holds that knowledge claims — particularly those about the external world, God, morality, or the past — require scrutiny, and that many claims commonly accepted as knowledge fail to meet the standards that genuine knowledge demands.
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Rationalism Rationalism is the philosophical position that reason, independent of sensory experience, is the primary source of knowledge — and that the most important truths about reality are those that can be arrived at through pure thought.
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Freethought Freethought is the practice of forming beliefs about religion, ethics, and metaphysics on the basis of reason and evidence rather than tradition, authority, or revelation.
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Empiricism Empiricism is the philosophical doctrine that all genuine knowledge of the world derives from sensory experience, and that the mind brings no innate content to experience that can serve as a foundation for substantive knowledge.
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Agnosticism Agnosticism is the position that the existence of God, gods, or the supernatural is unknown and perhaps unknowable — that the evidence available to human beings is insufficient to justify either theistic belief or confident atheism.
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What the Replication Crisis Actually Tells Us About How Science Works The failure of a large number of published findings to replicate is not a scandal. It is science functioning as designed — just more visibly than usual.
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On Epistemic Humility and the Academy A philosopher takes issue — respectfully — with our characterization of performed uncertainty.
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On the Moral Cowardice of Epistemic Humility There is a difference between genuine uncertainty and the performance of uncertainty as a way of avoiding difficult conclusions. Our public discourse has become expert at the latter.