A gas that doesn’t experience resistance or diffusion when cooled to freezing proves that atoms can move in a straight line ...

Plato was the first to suggest that the good is diffusive. It’s in the very nature of the good to expand, to pour itself out. Why? Of course the ancient Greeks could go no farther than to identify the ...

Physicists have built a quantum gas that behaves nothing like the substances we are used to, and that is exactly why it is ...

Diffusive gradients in thin films (DGT) represent an innovative passive sampling method that has transformed environmental monitoring by providing in situ, minimally invasive measurements of labile ...