The X1.1 eruption briefly disrupted radio communications across the daylight side of Earth.

NOAA forecasts a G1, G2 or G3 geomagnetic storm on July 1-3 as a CME arrives, with aurora most likely on the northern horizon ...

A powerful solar flare from sunspot 4479 caused a radio blackout over North America and the Pacific, while an approaching ...

Solar flares largely go unnoticed, but that doesn't mean there aren't dangerous ones that could impact life on Earth.

A trio of major solar flares triggered radio blackouts across Earth and may spark impressive northern lights as possible solar storms head our way.

A solar flare from sunspot 4479 triggered a brief radio blackout over parts of North America and the Pacific. Forecasters are ...

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Scientists spotted patterns hours before a major solar flare, a discovery that could help forecast dangerous eruptions.

The sun has a bone to pick with Earth — and it’s not done yet. A colossal solar storm just zapped the daylight side of the planet, causing global blackouts and knocking out radio signals across Europe ...

Add Yahoo as a preferred source to see more of our stories on Google. In the span of two days last week, the sun released two strong solar flares — meaning the solar system experienced its most ...

Solar flares, powerful bursts of energy from our Sun, can have serious effects here on Earth. Flares and other solar eruptions can affect radio communications, disrupt electric power grids, mess up ...