Heat is not supposed to behave like this. In everyday life, warmth seeps and diffuses, spreading from hot to cold in a slow, ...

What is the nature of dark matter? A new experiment led by Columbia University physics professors aims to find out.

Using ultracold atoms and laser light, researchers recreated the behavior of a Josephson junction—an essential component of ...

Step inside the strange world of a superfluid, a liquid that can flow endlessly without friction, defying the common-sense ...