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- 150pages
- 6 heures de lecture
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Einstein noted the paradox of the universe's comprehensibility, prompting the question of whether quantum theory and general relativity can be unified in a single quantum theory of gravity. This work features two renowned physicists, Stephen Hawking and Roger Penrose, who present their contrasting views based on six lectures followed by a debate, originally held at the Isaac Newton Institute for Mathematical Sciences, Cambridge. They explore the construction of a quantum gravity theory that could elucidate the early moments of the big bang and the nature of black holes. Key questions arise: Why does the universe conform to Einstein's predictions without visible quantum effects? What quantum processes lead to black hole evaporation, and where does the swallowed information go? Why does time move forward? Penrose, echoing Einstein, doubts that quantum mechanics is a final theory, while Hawking argues that general relativity fails to explain the universe's origin. He advocates for a quantum theory of gravity and the no-boundary hypothesis. Penrose, the realist, believes in an eternally expanding universe, using geometry and twistor theory to explain it. Their final debate reveals the profound differences in their approaches to merging quantum mechanics and relativity, highlighting their distinct perspectives on understanding the universe's complexities.
Achat du livre
La natura dello spazio e del tempo. Che cosa la mente umana può comprendere dell'universo, Roger Penrose, Stephen Hawking
- Langue
- Année de publication
- 2017
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- Titre
- La natura dello spazio e del tempo. Che cosa la mente umana può comprendere dell'universo
- Langue
- Italien
- Auteurs
- Roger Penrose, Stephen Hawking
- Éditeur
- BUR Biblioteca Univ. Rizzoli
- Publié
- 2017
- Format
- souple
- Pages
- 150
- ISBN10
- 8817092754
- ISBN13
- 9788817092753
- Séries
- Mots clés
- Nonfiction, Sciences sociales, Science et Mathématiques, Sciences naturelles, Thématique philosophique, Manuels et guides, Philosophie, Science, Physique, Espace, Astronomie, Art graphique, Physique quantique, Théorie de la relativité
- Première publication
- 1996
- Titre original
- The Nature of Space and Time
- Évaluation
- 3,7 sur 5
- Description
- Einstein noted the paradox of the universe's comprehensibility, prompting the question of whether quantum theory and general relativity can be unified in a single quantum theory of gravity. This work features two renowned physicists, Stephen Hawking and Roger Penrose, who present their contrasting views based on six lectures followed by a debate, originally held at the Isaac Newton Institute for Mathematical Sciences, Cambridge. They explore the construction of a quantum gravity theory that could elucidate the early moments of the big bang and the nature of black holes. Key questions arise: Why does the universe conform to Einstein's predictions without visible quantum effects? What quantum processes lead to black hole evaporation, and where does the swallowed information go? Why does time move forward? Penrose, echoing Einstein, doubts that quantum mechanics is a final theory, while Hawking argues that general relativity fails to explain the universe's origin. He advocates for a quantum theory of gravity and the no-boundary hypothesis. Penrose, the realist, believes in an eternally expanding universe, using geometry and twistor theory to explain it. Their final debate reveals the profound differences in their approaches to merging quantum mechanics and relativity, highlighting their distinct perspectives on understanding the universe's complexities.