A new kind of Hall effect: Physicists reveal potential of noncollinear antiferromagnets in spintronics / A novel technique for identifying magnetic ordering in antiferromagnets / Illuminating an asymmetric gap in a topological antiferromagnet / Nonlinear 'skin effect' unveiled in antiferromagnetic materials / Magnetic octupoles help overcome problems with antiferromagnets / High-precision infrared imaging technology reveals the magnetic domain structure of non-collinear antiferromagnets