Astronomers have spotted an incredibly bright flash of light beaming halfway across the universe. The strange light was estimated to throw off more light than one quadrillion Suns, and in an ironic ...

The supermassive void's extreme jet is pointed toward our planet. But don't worry, it's 8.5 billion light-years away. Monisha Ravisetti was a science writer at CNET. She covered climate change, space ...

Speculation has followed the appearance of a bright flash of light over the Kyiv skyline that has not been linked to Russian air attacks on the Ukrainian capital. Footage widely shared on social media ...

There are very special cases, when the sky is very clear and exceptionally transparent, that a green flash can be glimpsed just as the very topmost part of the sun is rising or setting. When you ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The ...

A loud explosion and bright flash that lit up the sky Monday evening in Beltrami County was likely not a meteor. But after conferring with NASA and other agencies, officials remain baffled about what ...