
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" …
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 …
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.
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 …
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 …
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 …
DOE Explains...Quantum Mechanics | Department of Energy
Quantum mechanics is the field of physics that explains how extremely small objects simultaneously have the characteristics of both particles (tiny pieces of matter) and waves (a …
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 …
Quantum - definition of quantum by The Free Dictionary
Define quantum. quantum synonyms, quantum pronunciation, quantum translation, English dictionary definition of quantum. n. pl. quan·ta 1. Physics a. The smallest amount of a physical …
Does quantum gravity exist? A new experiment has deepened the …
Nov 11, 2025 · Quantum gravity seeks to unify the theory of general relativity with quantum physics to describe how gravity works at very small scales. But there's a big puzzle …