MISSOURI, USA — Lights in the Midwest's summer nights have grown dimmer over the past decades. The glowing flicks of fireflies, or lightning bugs, trigger nostalgia and deeply held childhood memories ...

Scientists suspect many species are in decline—but there are still unanswered questions and a lot of hope. Here's when and where you can still spot them. Experts say a "concerning" number of fireflies ...

It looks like a scene from a fairytale. Over the past few decades, firefly population have been declining due to factors like light pollution, pesticides, and habitat loss. Now there's a ray of hope: ...

-- Another name for fireflies is lightning bugs. -- Fireflies are beetles. (They are neither bugs nor flies!) -- Different species have different color "lights," ranging from yellow-green to green to ...

Remember not-so-distant summer nights where the evening was lit up by so many twinkling fireflies? There were so many you could catch and observe more than a few in a jar before releasing them.

KELLETTVILLE, Pa. ― Every year in late June, Peggy Butler and her husband, Ken, welcome visitors to rural northwestern Pennsylvania for the chance to glimpse the rare and beguiling Photinus carolinus.

I’m not sure which was more enchanting: the flash of fireflies lighting up the Crabtree Creek woods like paparazzi cameras or the gray-haired scientist with his giant net, explaining how this innocent ...

Favorable weather conditions, particularly moisture, have led to a thriving firefly population in Pennsylvania this year. The 13th annual PA Firefly Festival, held June 26-28, highlighted the ...

MISSOURI, USA — Lights in the Midwest's summer nights have grown dimmer over the past decades. The glowing flicks of fireflies, or lightning bugs, trigger nostalgia and deeply held childhood memories ...