Most substances can exist as a solid, liquid or gas. They can change state, usually when they are heated or cooled. For example, liquid water turns into water vapour when it is heated enough ...

Water, this seemingly ordinary molecule, continues to reveal unexpected properties. Scientists have simulated ...

Although the three states of matter are solid, liquid ... gas bubbles mixed in it. The gas makes it so thick and frothy that it keeps its shape and supports light objects like a solid would. Place 2 ...