Geomagnetic storms brought the northern lights to much of the U.S. this week, painting the sky in vibrant hues of green and ...

Photos show the lights illuminating the sky in vivid color across the U.S. this week. They'll be visible again in some states ...

The northern lights could be visible across 10 U.S. states (or maybe more) tonight (Nov. 13-14) as soon as it gets dark, so ...

The northern lights occur as a consequence of solar activity and result from collisions of charged particles in the solar ...

On Tuesday, NOAA issued a G4, or severe, geomagnetic storm watch in response to recent coronal mass ejections, or CMEs, from ...

The northern lights were visible Tuesday night across the Chicago area, illuminating the sky with brightly colorful displays ...

Nature offers many dazzling displays, from jagged flashes of lightning to radiant sunsets. But perhaps one of the most ...

A second night of aurora borealis is expected across parts of the U.S., Canada, and the U.K. on Wednesday evening, following ...

Northern Lights may dazzle again tonight as a severe geomagnetic storm reaches peak intensity across regions. Follow live.

See Photos of the Northern Lights That Dazzled the U.S. A severe geomagnetic storm brought spectacular auroras to much of the ...

After displays of auroras lit up the sky on Tuesday, another Northern Light array is expected to bring a gleaming light show ...