Gold has a reputation for being one of the most stable, predictable elements in the periodic table, but under crushing pressures and searing temperatures it turns out to be anything but simple. By ...

When ice melts into water, it happens quickly, with the transition from solid to liquid being immediate. However, very thin materials do not adhere to these rules. Instead, an unusual state between ...

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 ...