The sun has become increasingly active since 2008, a new NASA study shows. Solar activity is known to fluctuate in cycles of 11 years, but there are longer-term variations that can last decades. Case ...

We all rely on the sun to supply our planet with light and warmth, but despite it being vital to our continued existence, there's a lot that scientists still don't know about it. A new study has ...

Scientists have long studied the sun, our solar system’s life-giving star, trying to understand its behavior, solar flares, and how it affects Earth. While we all rely on the sun for warmth and light, ...

After solar activity spent several decades on the decrease, the number of sunspots, flares and coronal mass ejections is once again on the increase. When you purchase through links on our site, we may ...