Plasma happens when gas gets heated to a very high temperature and the atoms lose their electrons. Find out more about this state of matter. Science Trek is available to stream on pbs.org and the free ...

How do scientists use the states of matter to create new inventions? Scientists care about the state of matter so they can explain why things happen or how to develop new uses. Meet a material ...

Physicists are rapidly expanding the traditional menu of matter beyond solids, liquids, gases and plasmas, uncovering exotic ...