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  1. String theory - Wikipedia

    In physics, string theory is a theoretical framework in which the point-like particles of particle physics are replaced by one-dimensional objects called strings. String theory describes how these strings …

  2. String theory | Explanation & Definition | Britannica

    Mar 28, 2026 · String theory, in particle physics, a theory that attempts to merge quantum mechanics with Albert Einstein’s general theory of relativity. The name string theory comes from the modeling of …

  3. String Theory Explained: A Basic Guide to String Theory ...

    Jun 7, 2021 · What Is String Theory? String theory provides a theoretical framework in which all particles, from photons to quarks, are one-dimensional strings as opposed to zero-dimensional points.

  4. What Is String Theory in Simple Terms, Explained ...

    Mar 28, 2026 · String theory suggests the universe is made of tiny vibrating strings. Here’s what that means, why it matters, and why physicists still debate it.

  5. String Theory - Physics Book

    Apr 12, 2025 · String Theory for Dummies by Andrew Zimmerman Jones (2010) – A beginner-friendly book that introduces string theory concepts with minimal technicality. Good as a light starting point or …

  6. What is string theory? | Space

    May 18, 2023 · String theory is the idea in theoretical physics that reality is made up of infinitesimal vibrating strings, smaller than atoms, electrons or quarks.

  7. It is a quantum theory that aims at reproducing the interaction and symmetry structure of a gauge field theory. Within this framework, the basic idea of string theory is a fairly simple one: the point-like …