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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 space, physical laws, …

  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 only one....

  3. 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 investigate.

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

    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.

  5. 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 potential …

  6. 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 there.

  7. 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 our lives are singular, …

  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 posits that …

  9. Multiverse Theory: Are Parallel Universes Real or Just Sci-Fi?

    Jan 16, 2025 · Is the multiverse theory real? Explore the science behind parallel universes, cosmic inflation, quantum mechanics, and what it means for life beyond our universe.

  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 only …