When the magnetic field around the Earth grows stronger, oxygen levels rise. That is the surprising finding of a new study looking at more than half a billion years of planetary history.

We didn’t know what exactly to expect from these first observations — the Sun’s poles are literally terra incognita,” said ...

Magnetic field data collected by ESA's Swarm satellites and other sources has been coverted into these frightening sounds.

This eruption also unleashed a coronal mass ejection (CME) — a massive plume of solar plasma and magnetic field — now ...

Amanda Stricklan, who was raised in Anchorage, presented her dissertation Wednesday during a session at the 246th American Astronomical Society meeting in Anchorage. Stricklan, a doctoral candidate in ...