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The history of physics traces the origin and evolution of currents of thought and knowledge in the physical sciences. Themes Several parallel issues overlap over the centuries: determinism and probabilistic physics; Laplace has scarcely conceived the project of a total … Read More
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In the philosophy of perception, the argument of illusion is an argument in favor of the thesis that we never perceive anything but sense data. It presents itself as a critique of direct realism and relies on the most common … Read More
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(Naïve realism argues we perceive the world directly) Science is concerned both by the utterance of hypotheses concerning the nature of the world, and the verification of these theories as adequate to reality according to an experimental method, which differs … Read More
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Schrödinger equation, developed by the Austrian physicist Erwin Schrödinger in 1925, is a fundamental equation in quantum mechanics. It describes the evolution over time of a massive non-relativistic particle, and thus fulfills the same role as the fundamental relation of … Read More
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(Allegory and symbols of faith in Christianity.) Faith, according to the most common meaning, is the disposition to accept as true information that is not directly known, based on the authority of others (teacher, friend, a document, etc.). In the … Read More
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A scientific law is a scientific proposition that affirms a constant relationship between two or more variables or factors, each of which represents a property or measurement of specific systems. It is also defined as a constant and invariable rule and norm of things, arising from its first cause or its qualities and conditions. It … Read More
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Propositional logic (propositional calculus, statement logic, sentential calculus, sentential logic, or sometimes zeroth-order logic) is part of the mathematical logic. Its purpose is the study of the logical relations between “propositions” and defines the formal laws according to which the … Read More
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Special Theory of Relativity (or Special relativity) is the formal theory elaborated by Albert Einstein in 1905 in order to draw all the physical consequences of Galilean relativity and the principle according to which the speed of light in a … Read More
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In philosophy, it is studied above all knowledge in the sense of the state of the one who knows something. The known things themselves are also knowledge, but this second notion is not that which interests the philosophers. Likewise, knowledge, … Read More
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A scientific instrument is an instrument used in science to acquire data, from nanoscale to macroscopic scales. These are mostly measuring instruments (spectrometer for example) or observation (polarizing microscope for example) or, more and more, both at once. Characterizations An … Read More
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