A severe geomagnetic storm put the power grids in at least 11 states at risk this week, posing a threat to millions.

A severe geomagnetic storm caused the northern lights to dazzle across the sky on Tuesday night. Vincent Ledvina, an aurora ...

Australia and New Zealand witnessed a spectacular aurora australis, a 'cannibal' solar storm causing vibrant pink, violet, ...

The Sun is not angry it’s just feeling extra dramatic this week,” quipped a forecaster as Earth awaits a rare G4-level ...

The sky cleared enough Tuesday night to reveal a strong geomagnetic storm whipping by Earth at millions of miles per hour, ...

Forecasters warned the magnetic storm could cause power fluctuations, GPS degradation, and intermittent disruptions to radios.

Scientists anticipate less cloud cover, as an intense geomagnetic storm could make the northern lights more visible in Bucks County tonight.

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

A rare G4 geomagnetic storm lit up the skies across Texas and Florida with dazzling green and pink auroras, giving the ...

The aurora borealis was visible in Colorado due to a G4 geomagnetic storm, with potential for another sighting.