Add Yahoo as a preferred source to see more of our stories on Google. The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather ...

NASA has issued a warning that the Sun is “waking up,” with solar activity increasing steadily after decades of decline. The agency’s latest research, led by Jamie Jasinski at NASA’s Jet Propulsion ...

Solar scientists are tracking a surge in activity on the sun that could unleash powerful storms toward Earth, with the potential to disrupt electricity, communications and navigation on a global scale ...

Intense solar storms from a powerful sunspot region have raised concerns worldwide, with ISRO closely monitoring over 50 Indian satellites amid risks of radio blackouts and signal disruptions.