Solar flares and other activity can disrupt radio communications, power grids and navigation signals, according to NASA.

Our sun has officially hit its solar maximum, with increased rates of auroras and solar flares expected in the coming months, NASA has announced. The sun goes through 11-year cycles of activity, ...

The northern lights may be visible along a stretch of northern states Tuesday night, and a recent solar flare could heavily disrupt radio frequencies this week, according to a National Oceanic and ...

Solar flares, the sudden bursts of radiation that erupt from the Sun’s atmosphere, have become a topic of intense scrutiny for scientists. The potential of these flares to disrupt power grids and ...

Like the number of sunspots, the occurrence of solar flares follows the approximately 11-year solar cycle. But as the current Solar Cycle 25 approaches its peak, how are the number of solar flares ...

The northern lights could be visible from a much larger portion of the northern United States than usual on Tuesday night and Wednesday morning, according to the National Oceanic and Atmospheric ...

A powerful solar flare spat out from the sun sparked radio blackouts across South America and the mid-Atlantic Ocean on Saturday. The sunspot responsible for the "very strong" X4.5-class flare—named ...

The Sun emitted a strong solar flare on Tuesday, May 10, 2022, peaking at 9:55 a.m. EDT. NASA’s Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event. Solar ...

It's been a busy week for solar activity with more powerful solar flares and geomagnetic storm possibilities in the forecast. When you purchase through links on our site, we may earn an affiliate ...

Active sunspot AR3777 fired off the strongest of its three solar flares this week, sending another CME to impact Earth this weekend with a possible geomagnetic storm. When you purchase through links ...