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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. 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, …

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

    Mar 6, 2024 · In science, the idea can be split into the quantum multiverse and the cosmological multiverse. The quantum multiverse is a possible answer to the questions of what happens when …

  5. 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.

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

    Jan 8, 2026 · The term multiverse was coined by American philosopher William James in 1895 to refer to the confusing moral meaning of natural phenomena and not to other possible universes.

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

    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.

  8. Exploring the Multiverse: Theories and Evidence

    Apr 22, 2025 · Traditional cosmology, based on the Big Bang model, posits a singular universe with a specific beginning and evolution, while multiverse theories suggest the existence of multiple, …

  9. Multiverse Theory - Definition & Detailed Explanation ...

    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 …

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

    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 …