NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

The latest solar flare follows an M-class one, the second-highest on the scale, that occurred days earlier on June 15. It ...

Forecasters are closely watching sunspot region 4114, which remains Earth-facing and shows signs of magnetic instability.

The multimillion-dollar experiment that was years in the making comes as the federal government makes broad cuts to science ...

A blazing X2.7-class solar flare erupted from sunspot AR4087 early Tuesday, hurling a scorching wave of plasma and charged particles straight at Earth. NASA/SDO.

Solar flares only affect the side of the planet facing the sun – in other words, where it is daytime, French said. The U.S. faced away from the sun at the times of both flares, French said.

Three solar flares occurred over a 24-hour period this week. While we may not see them with a naked eye, they can affect Earth. Here's how.

Three of the strongest solar flares in almost a decade occurred last Wednesday and Thursday, two hours before the nationwide cellular outage that affected tens of thousands of phone customers ...

The sun has had an active few days, firing several powerful solar flares and (plumes of searing-hot solar material out into space. On Tuesday (May 13), a sunspot on the sun's surface named AR4086 ...

Three top-tier X-class solar flares launched off the sun between Wednesday and Thursday. The first two occurred seven hours apart, coming in at X1.9 and X1.6 magnitude respectively. The third, the ...

Major cellular carriers went dark throughout the US, and speculation on social media is tracing the event back to powerful solar flares, US enemies like Russia or China, and even Netflix.

And solar flares travel at the speed of light, says Jesse Woodroffe, who leads the space weather research program in NASA’s Heliophysics Division. That makes them difficult to anticipate and ...