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The concept of time in cosmology

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Le concept de temps en cosmologie

IN BRIEF Cosmic time: central concept in cosmology to model the universe. History of objects: each element of the universe has its own temporal journey. Cosmological models: assume uniformity and isotropy of the universe. Coordination of events: necessary interaction between time and space to structure the universe. General relativity: revolutionized the perception of time in … Read more

Time in physics: arrow, relativity, and perception

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Le temps en physique : flèche, relativité et perception

IN BRIEF Arrow of time: concept linking physical time and our human perception. Relativity: forbids any particle from moving faster than light. Exploration of different times: classical mechanics, general relativity. Elasticity of time: link between physics and neuroscience. Debate over the nature of time: illusion or fundamental entity? Reconciling physical time and psychological time: scientific … Read more