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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 | Definition & Facts | Britannica

    Oct 8, 2025 · Quantum, in physics, discrete natural unit, or packet, of energy, charge, angular momentum, or other physical property. Light, for example, appearing in some respects as a …

  3. 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.

  4. 'This is easily the most powerful quantum computer on Earth ...

    6 days ago · Scientists have built a 98-qubit machine that they say performs better than any other quantum computer in the world. They've used it to gain new insights into superconducting …

  5. What is Quantum Mechanics? Explained Simply

    May 5, 2025 · In this article, we’ll strip away the confusion and explore the key concepts of quantum mechanics in simple, engaging language—without sacrificing depth or wonder. Our …

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

    Sep 16, 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 …

  7. Physicists Take the Imaginary Numbers Out of Quantum Mechanics

    5 days ago · Quantum mechanics has at last been formulated exclusively with real numbers, bringing a mathematical puzzle at the heart of the theory into a new era of inquiry.

  8. 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 …

  9. Leading quantum at an inflection point - MIT News

    2 days ago · MIT is preparing to launch the MIT Quantum Initiative (QMIT), a presidential strategic initiative that will apply quantum breakthroughs to the most consequential challenges in …

  10. A seismic shift in computing is on the horizon (and it’s not AI)

    1 day ago · That’s the promise behind quantum computing, a field that’s been studied for decades and has garnered increasing interest — and investments — from tech giants and startups alike.