Earth’s magnetic field nearly collapsed long ago. What saved it explains why life survived and why the planet remains ...

In addition to shaping the interior of rocky planets, molten rock located deep within these planets may also contribute to ...

All celestial bodies—planets, suns, even entire galaxies—produce magnetic fields, affecting such cosmic processes as the solar wind, high-energy particle transport, and galaxy formation. Small-scale ...

A massive and evolving weak spot in Earth’s magnetic field, known as the South Atlantic Anomaly (SAA), has caught the attention of NASA scientists. This “dent” in our planet's magnetic shield poses ...

Just as avalanches on snowy mountains start with the movement of a small quantity of snow, the ESA-led Solar Orbiter ...