What does each state of matter have in common and how can a state of matter change? The Facts of the Matter program is designed to supplement existing classroom study of the various forms ...

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 ...

Find out more about this state of matter. Science Trek is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV ...