Installing solar panels can significantly reduce energy costs, but some homeowners are uncertain about installation costs and solar's reliability as an energy source. One solution helping homeowners ...

A strong solar storm headed to Earth could produce colorful aurora displays across more U.S. states than usual Tuesday night. The sun earlier this week burped out huge bursts of energy called coronal ...

The aurora borealis, or northern lights, might be visible this week across portions of the northern U.S., federal space weather forecasters said Monday, thanks to a period of strong solar activity ...