Changes of state can happen if a substance is heated or cooled.

Solids, liquids and gases are called the three states of matter. Liquids can flow or be poured easily. They are not easy to hold. Liquids change their shape depending on the container they are in.

Water is the only substance on Earth that occurs naturally as a solid, liquid, and gas. It does so because ... watch them morph into different states of matter. Along the way, you'll see just ...

Chinese researchers observed a novel quantum state of matter, counterflow superfluidity, in atomic ultracold quantum simulation experiments, the University of Science and Technology of China announced ...