Solar Cycle 25 reached its peak in October 2024, but a rare “double peak” pattern means elevated aurora activity continues through 2026. After that, the next solar maximum won’t arrive until roughly ...

NASA’s Solar Dynamics Observatory captured this image of a solar flare — seen as the bright flash toward the upper middle — on Feb. 4, 2026. Scientists studying nearly 50 years of solar activity data ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Solar Dynamics Observatory captured these images of solar flares — seen as the bright flashes in the top right — on April ...

Solar panels have become more efficient over the years, but even the best designs still lose a large fraction of the energy they absorb. Scientists around the world have been searching for ways to ...

In this handout photo provided by NASA, an MDI image shows giant sunspots 486 and 488. Credit: NASA via Getty Images Beyond their love of radio, amateur radio operators and shortwave radio ...

Why coronal mass ejections and late-cycle flares pose surprise threats to modern tech Illustrative image. When the CMEs (coronal mass ejection) slam into Earth's magnetosphere, they can create ...