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 ...

A powerful flare unleashed a severe solar storm that caused auroras and GPS disruptions on Earth.

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 activity is likely to be on the decline all the way to 2030, which will mark the end of Solar Cycle 25.

Has the Sun’s activity increased or decreased in the last few years? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of scientists investigated ...