Read more about the states of matter in our study guide about temperature changes and energy. In a system, the energy of the particles, which can be atoms or molecules, is known as the internal ...

Microporous materials that adsorb volatile molecules from the gas phase are ... In our macroscopic world, we encounter three states of matter: solid, liquid and gas. A solid melts to a liquid ...

The constituent molecules (or particles and other building blocks) of soft matter interact via many different types ... We are interested to study the ordered states of soft materials and biological ...

A team of Italian scientists has found a way to make light act like a "supersolid," a rare state of matter. Their discovery ... when a liquid freezes, its molecules slow down and arrange ...

The state of matter is a deceptively simple concept. It turns out that any material, no matter what it is made of, can exist in one of three forms: solid, liquid or gas. These are categories of ...

The little spheres represent water molecules. Molecules are in constant motion. The attractions water molecules have for each other keep them close together. They can move past each other, but their ...

In this interactive, adjust the temperature and pressure of three common substances and watch them morph into different states of matter. Along the way, you'll see just how inextricably ...