We all know from middle school science class that matter changes between a solid, a liquid, and a gas when you change the temperature or pressure acting on it. (Yes, some elements will change directly ...

For more than a century, schoolbook physics has divided matter into neat categories like solid, liquid, gas, and plasma. A wave of recent experiments is now tearing at those boundaries, revealing ...

In school, students are taught that matter is either solid, liquid, or gas. Now, physicists discover that atoms can actually exist as solid and liquid simultaneously. It turns out, when certain ...