Observing an eclipse of the sun is always fascinating, but on March 29, 2025 — when a partial solar eclipse is visible in the Northern Hemisphere — there will be an extra reason to do so. As well as ...

Add Yahoo as a preferred source to see more of our stories on Google. The discovery of liquid mercury inside an observatory known for its many scientific discoveries has forced its permanent shutdown.

Sunspot AR3088 put on a striking display of solar activity, unleashing multiple M-class flares as it rotated across and out ...

ARAR — Seven distinct sunspots were observed Sunday night in the skies over Arar, reflecting increasing solar activity during ...

WASHINGTON — When the sun sneezes, it's Earth that gets sick. It's time for the sun to move into a busier period for sunspots, and while forecasters expect a relatively mild outbreak by historical ...

As Solar Cycle 25 peaks, learn how increased sunspots and ionospheric ionization are boosting shortwave radio propagation.

Each pixel of this image of a sunspot is roughly 10 kilometers. The photo was captured by the Daniel K. Inouye Solar Telescope in Hawai’i using a new instrument. (Credit: VTF/KIS/NSF/NSO/AURA) SPACE ...

The most powerful solar telescope in the world has recorded a major milestone atop an active volcano in Hawaii, capturing a detailed image of a cluster of sunspots with the telescope's new Visible ...

Scientists have found a way to spot active regions of the sun, below the solar surface, a full day or two before they erupt as sunspots on our nearest star, researchers said. Sunspots, which are ...

A 'rule-breaking' sunspot has fired off an extremely powerful X-class solar flare, launching a CME toward Earth that could bring vibrant weekend auroras. When you purchase through links on our site, ...