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  1. Quantum - Wikipedia

    In physics, a quantum (pl.: quanta) is the minimum amount of any physical entity (physical property) involved in an interaction. The fundamental notion that a property can be "quantized" …

  2. Quantum mechanics | Definition, Development, & Equations

    Dec 18, 2025 · Quantum mechanics, science dealing with the behavior of matter and light on the atomic and subatomic scale. It attempts to describe and account for the properties of …

  3. Demystifying Quantum: It’s Here, There and Everywhere

    Apr 10, 2024 · Quantum, often called quantum mechanics, deals with the granular and fuzzy nature of the universe and the physical behavior of its smallest particles. The idea of physical …

  4. What is Quantum Science? Quantum Leaps - NASA Science

    Nov 18, 2025 · Quantum physics is the study of extremely small atomic particles. Quantum science aims to better understand the world around us and apply quantum theories to real …

  5. Science 101: Quantum Mechanics - Argonne National Laboratory

    So, what is quantum? In a more general sense, the word “ quantum” can refer to the smallest possible amount of something. The field of quantum mechanics deals with the most …

  6. Quantum Leaps: A Beginner’s Guide to Quantum Physics

    Jul 28, 2025 · Quantum physics is not merely another branch of science—it is the foundation of everything we know about matter, energy, and the universe itself.

  7. What Is Quantum Physics? - Caltech Science Exchange

    Quantum physics is the study of matter and energy at the most fundamental level. It aims to uncover the properties and behaviors of the very building blocks of nature.

  8. QED-C | Quantum 101: What is Quantum Physics? | QED-C

    Mar 4, 2025 · Quantum physics is the foundation of much of the technology we use today, and its principles shape our understanding of the universe at the smallest scales. This article will …

  9. Curious about quantum? - NSF - National Science Foundation

    Feb 16, 2023 · Q: What is quantum, and is there a "quantum realm"? The word “quantum" might sound mysterious, but it is commonly used to describe the world on the very small scales of …

  10. Quantum mechanics - Wikipedia

    When quantum systems interact, the result can be the creation of quantum entanglement: their properties become so intertwined that a description of the whole solely in terms of the …