After a period of relative quiet on the surface of the sun, it is ramping up again in an era of high activity. It could affect your day-to-day life.

Here’s what you’ll learn when you read this story: The intensity of the Sun’s activity ebbs and flows across years, but also across decades—a behavior that scientists haven’t quite figured out yet. At ...

Climate data in a report published by the National Oceanic and Atmospheric Administration’s (NOAA) Climate.gov website found that the sun’s solar activity, including overall brightness and sunspot ...

The sun is powered by the nuclear fusion of hydrogen to helium, deep within its core. Above the sun's surface, however, a different force dominates: electromagnetism. This force is responsible for ...

There are many things with spots: Dalmatians, leopards, ladybugs, overripe bananas, and guys with bald spots are all great examples. Another thing with spots is the Sun! That's right! The Sun, as it ...

At the turn of the 21 st century, astrophysicists theorized that the Sun was headed toward a deep solar minimum, but a new study says that the Sun’s activity actually reversed course around 2008. This ...