Meet Strange Metals: Where Electricity May Flow Without Electrons | Quanta Magazine

Meet Strange Metals: Where Electricity May Flow Without Electrons

An illustration of electric current flowing through two types of materials. In the normal wire, current is represented by discrete electrons. In the unusual material, it is transformed into a psychedelic swirl of colors.

For 50 years, physicists have understood current as a flow of charged particles. But a new experiment has found that in at least one strange material, this understanding falls apart.