What is Physics? Exploring Fundamentals, Quantum Mechanics, Optics, and Photonics
Physics, the fundamental science of nature, seeks to understand the behavior of the universe at every scale—from the tiniest particles to vast cosmic structures. It's a discipline that has shaped our understanding of the world, underpinning technological advancements and contributing to the philosophical ponderings about the nature of reality. This article delves into the core areas of physics: its fundamental principles, quantum mechanics, optics, and photonics, providing insights into how these fields contribute to our understanding of the physical world.