Massive Solar Storm Sparks Rare G4 Alert: What It Means for Earth

An intense solar eruption recently triggered a rare “severe geomagnetic storm” alert for Earth, with the U.S. Naval Research Laboratory capturing the CME racing toward us at 1,700 km/s. These Earth-directed blasts from the Sun can wreak havoc on satellites, GPS systems, and even electrical grids. As auroras dazzled unexpectedly far south, scientists highlighted the [...]