Sun-related topics take on special importance for people with lupus. Here are five facts that will help you be safer in the sun. UV rays are not all the same. When we talk about sun exposure, what we ...

If you're looking to impress your friends with some rare space facts, these gems will serve you well. The Largest Known Star ...

The reversal could actually have a beneficial effect on Earth. The sun is on the verge of a significant event: a magnetic field reversal. The sun undergoes such a reversal every 11 years ...