Positronium shouldn't last long enough to be interesting. It's an "atom" assembled from an electron and its antimatter twin — ...

A scientific discovery by researchers at Tel Aviv University's School of Chemistry offers a new perspective on a ...

Antiferromagnetic materials, with antiparallel atomic spins and zero net magnetization, are fast and resistant to external ...

New research suggests a particle inside an atom can lose mass, offering a fresh look at how matter works at the smallest ...