Roughly 42,000 years ago, Earth’s magnetic field weakened dramatically during the Laschamps geomagnetic excursion, allowing more cosmic radiation to reach the atmosphere. In a peer‑reviewed study of ...

Deep inside the Milky Way, an invisible force is quietly holding everything together — its magnetic field. Now, researchers have created one of the most detailed maps ever of this hidden structure, ...

Scientists have long known that Earth’s magnetic field has not been a constant shield. Now, new interdisciplinary research—recently published in Science Advances shows that a major geomagnetic event, ...

Tiny highly uniform magnetic fields are known to pervade the universe, influencing various cosmological processes. To date, ...