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Review Article Volume 9 Issue 2
Theory of everything: a review
Hamidreza Daniali
Received: November 21, 2024 | Published: May 23, 2025
Citation: Daniali H. Theory of everything: a review. Phys Astron Int J. 2025;9(2):106-112. DOI: 10.15406/paij.2025.09.00371
Abstract
Imagine a vast and complex puzzle, with countless pieces scattered throughout the universe. Each piece represents a fundamental aspect of our reality - from the tiniest subatomic particles to the largest cosmic structures. For centuries, scientists have been striving to assemble this puzzle, seeking to uncover the underlying principles that govern the behavior of the universe as a whole. Enter the Theory of Everything (ToE) - a concept that promises to provide the ultimate answer to this puzzle. This theory seeks to unite the fundamental forces of nature into a single, elegant framework, revealing the underlying unity and interconnectedness of the universe. It represents the pinnacle of scientific achievement -a unifying theory that could transform our understanding of the cosmos and unlock the mysteries of existence itself. In this paper, we discuss some of the most fundamental features of such theory in both physical and philosophical aspects.
Keywords: Theory of Everything (ToE), Theory of Almost Everything (ToAE), Grand Unified Theories (GUTs), (Beyond) Standard Model, String theory, M-theory, General Relativity, Quantum Mechanics
©2025 Daniali. This is an open access article distributed under the terms of the, which permits unrestricted use, distribution, and build upon your work non-commercially.