Nature, Published online: 05 August 2026; doi:10.1038/d41586-026-02289-8
Observations of a magnetized stellar core indicate that in an ultra-strong magnetic field, empty space can polarize light.Can empty space can interact with light — and even change its properties?
Nature, Published online: 05 August 2026; doi:10.1038/d41586-026-02289-8Observations of a magnetized stellar core indicate that in an ultra-strong magnetic field, empty space can polarize light.