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  1. Multiverse - Wikipedia

    Brian Greene's nine types of multiverses include quilted, inflationary, brane, cyclic, landscape, quantum, holographic, simulated, and ultimate. The ideas explore various dimensions of …

  2. What is multiverse theory? - Live Science

    Aug 23, 2021 · Multiverse theory suggests that our universe, with all its hundreds of billions of galaxies and almost countless stars, spanning tens of billions of light-years, may not be the …

  3. Multiverse | Definition, Types, & Facts | Britannica

    Nov 14, 2025 · The multiverse idea has arisen in many versions, primarily in cosmology, quantum mechanics, and philosophy, and often asserts the actual physical existence of different …

  4. Here’s Why We Might Live in a Multiverse - Scientific American

    Mar 6, 2024 · The idea of a multiverse is the subject of much science fiction—but it’s also a real possibility (or rather a set of many possibilities) that some scientists take seriously and …

  5. What Is a Multiverse? Theories of Multiple Realities

    Aug 21, 2025 · The idea of the multiverse is not just a scientific speculation; it is a story that captures the deepest longings and fears of humanity. We yearn to know if we are unique, if …

  6. The Top Three Multiverse Theories: Many Worlds, Bubble …

    Apr 8, 2025 · What is multiverse theory? Dive deeper into many worlds, bubble universes, and shadow matter theories, as seen in Niyah and the Multiverse.

  7. What is the multiverse—and is there any evidence it really exists?

    May 4, 2022 · We break down the different theories about a possible multiverse—including other universes with their own laws of physics—and whether many versions of you could exist out …

  8. Multiverse Theory – Definition & Detailed Explanation - Sentinel …

    Nov 15, 2025 · Multiverse Theory is a concept in theoretical physics that suggests the existence of multiple universes, or a “multiverse,” beyond our own observable universe. This theory …

  9. Exploring the Multiverse: Theories and Evidence

    Apr 22, 2025 · It examines various theories that define the multiverse, including the quantum multiverse, cosmic inflation multiverse, string theory multiverse, mathematical multiverse, and …

  10. Multiverse Explained: What Is The Multiverse? Is The Multiverse Theory

    Jun 2, 2024 · Multiverse theory suggests that our universe, which consists of billions and billions of planets, stars and galaxies, and extends out tens of billions of light-years, may not be the …