The disturbance to Earth's geomagnetic field due to these connections is what we call a geomagnetic storm. It's the solar ...

A spot on the sun’s surface will likely disrupt Earth’s magnetic field, pulling the phenomenon to more states, forecasters ...

The northern lights, or aurora borealis, are expected to put on a stunning display across several U.S. states tonight, thanks ...

PHILADELPHIA (WPVI) -- After a seasonable day today, the rest of the week will feel more like May than April. TONIGHT: A weak cold front moves through bringing scattered light showers with it.