Scientists are keeping a close eye on the sun, and you might be surprised to learn that even if we've passed the peak of ...

This week, skywatchers across the northern United States have a special treat waiting for them. The magical northern lights — also called aurora borealis — might be visible across 15 states, ...

This image depicts the X-ray emission intensity distribution (keyed in colors) calculated by the proposed model and Earth’s ...

Researchers are on firmer ground when it comes to the physiological impacts of increased UV radiation. With the weakened ...

Two NASA satellites rocketed into orbit from California aboard a SpaceX Falcon 9 rocket Wednesday, commencing a $170 million ...