It's getting harder and harder to see the stars as light pollution spreads. This spot in Florida, though, is a designated ...

“Our night skies are just getting brighter every year ... Fireflies hover in the mountains over Yamagata, Japan. Light pollution from cities is one of the greatest threats to the insects ...

Thank you for reporting this station. We will review the data in question. You are about to report this weather station for bad data. Please select the information that is incorrect.

Conditions have to be just right for noctilucent clouds to be visible. They tend to only appear during the twilight hours, ...

The latest news and headlines from Yahoo News. Get breaking news stories and in-depth coverage with videos and photos.

With Watch ESPN you can stream live sports and ESPN originals, watch the latest game replays and highlights, and access featured ESPN programming online.