Avant le Big Bang... Que Cachait l’Univers ?

🌌 What was there before the Big Bang? The Big Bang marks the birth of our universe 13.8 billion years ago. But one question continues to fascinate scientists and cosmology enthusiasts: what was there before the Big Bang? In this video, discover the most fascinating theories about the origin of the universe: the cyclic universe, the quantum vacuum, the infinite multiverse, Stephen Hawking's theory of boundless space, cosmic inflation, and the latest hypotheses of modern physics. Was the Big Bang truly the beginning of everything, or simply a transition to our current universe? Explore the greatest mysteries of cosmology, quantum physics, and astrophysics through clear and accessible explanations. 🔔 Subscribe to discover new documentaries every week about the universe, space, black holes, time, galaxies, and the great scientific enigmas. #BigBang #BeforeTheBigBang #OriginOfTheUniverse #Cosmology #Universe #Multiverse #StephenHawking #QuantumPhysics #Astrophysics #Space #Science #MysteriesOfTheUniverse #Time #Galaxies #ScienceDocumentary