Conduct investigations to identify characteristics of gases, and learn about the gases that make up our atmosphere. Explore features of solids, liquids, and gases while noticing that substances can ...

The four fundamental states of matter are solid, liquid, gas and plasma, but there others, such as Bose-Einstein condensates and time crystals, that are man-made. When you purchase through links on ...

Solid, liquid, gas … and something else? While most of us learn about just three states of matter in elementary school, physicists have discovered several exotic varieties that can exist under extreme ...