Extreme space weather could cause blackouts across the planet as the Sun's hottest region is to turn and face Earth.

The U.S. faces threats from EMPs, cyberattacks and AI, with experts warning of unpreparedness for infrastructure disruptions ...

Nasa warns of huge solar flares causing blackouts on Earth - The Sun’s most active region is turning to face Earth, bringing ...

X2.7-class eruption from sunspot AR4087 disrupts radio signals as the active region rotates toward Earth, raising the risk of ...

The NSO describes sunspots as "areas of intense magnetic activity" that can trigger solar flares and coronal mass ejections — phenomena that can have damaging effects on Earth's radio communications ...

The Daniel K. Inouye telescope snapped a clear image of sunspots. The most powerful solar telescope in the world has recorded a major milestone atop an active volcano in Hawaii, capturing a ...