The G4 geomagnetic storm that brought auroras across the U.S. also generated electrical currents in rocks under the ground.

A severe geomagnetic storm is expected to reach Earth on Thursday, which could bring an increased chance of auroras and may ...

While the current active solar cycle is in full force, measured as an 11-year period, the sun continues to unleash strong ...

The northern lights could shine across Ohio and much of the United States tonight thanks to an incoming solar storm. Here's ...

The second strongest geomagnetic storm of this solar cycle, only behind the incredible G5 storm in May, is expected to hit ...

NOAA releases view line map for the US after a series of solar explosions leading to another night of northern lights ...

After months of intense solar flares, NASA confirms that the Sun has reached the most active period of its cycle.

NOAA: Aurora borealis view line map for Thursday, Oct. 10, includes the northern Midwest states of the United States.

An explosion of particles arrived at Earth on Thursday, and could lead to visible northern lights in much of the country ...

The National Oceanic and Atmospheric Administration (NOAA) has issued a G4-level severe geomagnetic storm watch, urging the ...

The sun fired off its largest solar flare yet in the current solar cycle. This means the Northeast could be entertained by ...

Some public officials are concerned the big solar storm could disrupt communication satellites, GPS systems and parts of the ...