Add Yahoo as a preferred source to see more of our stories on Google. A clip of the X-class flare erupting from the sun on Feb. 17 followed by a 'solar tsunami' that is visible as a faint shockwave in ...

Sunspot AR3765 erupted with an unleashed X1.11-class solar flare. NASA Solar Dynamics Observatory captured the fireworks in ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. There is a chance of powerful X-class solar flares that are capable of ...

Scientists studying 50 years of solar data warn Earth may be entering a heightened risk period for rare “superflares” capable ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Helioviewer.org The ...

They say all good things come in threes, but what about supercharged solar flares? A massive, hyperactive sunspot has just unleashed its third X-class solar flare — the most powerful type of solar ...

The strongest category of solar flares, known to potentially cause worldwide transmission problems and blackouts, could be emitted this week, scientists say. On Sunday, radio blackouts were already ...

The sun recently unleashed an "almost X-class" solar flare that was only fractionally less powerful than one of the sun's most powerful explosions. This flare has already bombarded us with radiation ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An unusually powerful X-class solar flare erupted from the sun's ...

BOSTON - Just after noon Thursday, a massive solar flare erupted on the surface of the sun. This flare was classified as an X2.8. What is an X class solar flare? Flares are classified by their ...