Northern lights occur when a solar flare interacts with Earth's atmosphere.

The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since ...

In a dramatic escalation of solar activity, the sun has unleashed an X8.3 flare — 2026’s strongest yet — causing radio ...

The Sun has released four powerful X-class solar flares in just two days, alarming scientists worldwide. Experts warn these ...

The flare was part of a series of three X-class solar eruptions that occurred between late February 1 and early February 2.

NASA explained that the flares and solar eruptions can impact radio communications, electric power grids, and navigation ...

A powerful flare unleashed a severe solar storm that caused auroras and GPS disruptions on Earth.

The Sun has just unleashed an M5-class solar flare, a powerful burst of radiation that signals a clear uptick in solar activity as the current cycle heads toward its peak. While this event is not the ...

The sun may be coming out of its slumber at long last. On Friday morning (May 29), our star fired off its strongest flare since October 2017, an eruption spotted by NASA's sun-watching Solar Dynamics ...

Add Yahoo as a preferred source to see more of our stories on Google. The same active region of the sun that produced stunning auroras that were visible as far south as Mexico earlier this week has ...