A NASA satellite that suddenly reappeared after going silent gets credit for the remarkable discovery—a pair of temporary ...

Illuminate dark and icy walkways at your home with the best deals on outdoor solar lights, which start at just $16 at Amazon, ...

Auroral activity is best seen between 10 p.m. and 2 a.m. local time while at a high vantage point away from light pollution, ...

It’s notoriously difficult to predict when the sun will belch out a large solar flare — an explosive burst of radiation that ...

The U.S. Environmental Protection Agency’s $7 billion Solar For All Program faces an uncertain fate following last week’s ...

Some solar lights also have a practical function and can be used to light pathways and steps or provide security. But with so many styles and types on the market, it can often be tricky to know ...