Matter is a general term describing any physical substance, which is sometimes defined in incompatible ways in different fields of science. Some definitions are based on historical usage from a time when …

Jul 14, 2020 · Get the definition of matter in science and see examples of different forms of matter. Contrast matter with dark matter.

Dec 3, 2025 · matter, material substance that constitutes the observable universe and, together with energy, forms the basis of all objective phenomena. At the most fundamental level, matter is …

Nov 15, 2025 · Definition of Matter: Anything that has mass and occupies space (i.e. volume) is called matter. It is the things our universe is composed of and all objects in the universe follow to this …

Read this tutorial to learn about matter, the properties of matter, antimatter, and the different states it can come it!

Matter is a fundamental concept in physics and chemistry, representing the material substance that occupies space and possesses mass. Understanding the definition and characteristics of matter is …

May 13, 2025 · Matter is everything that has mass and takes up space, including humans, stars, and galaxies. Normal matter is made of atoms and interacts with light, but dark matter does not. Matter …

Printable Version The Nuclear Regulatory Commission's Science 101: What is Matter? Everything that exists is made up of matter. Matter has two fundamental properties: volume and mass. Volume …

Matter and elements The term matter refers to anything that occupies space and has mass—in other words, the “stuff” that the universe is made of. All matter is made up of substances called elements, …

May 24, 2025 · Neutrinos barely interact with matter, making them notoriously difficult to study. Yet they may hold the answer to why matter exists. In a theory called leptogenesis, the early universe …