Fireflies are emerging across Pennsylvania. Learn how to attract them and find details on the upcoming festival.

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 ...

Fireflies are a staple of summer in Kentucky, diving and drifting through the night with bioluminescent flashes that light up childhood memories and nostalgia for many. But if you've spent any time on ...

Have you ever seen a firefly? Here's what people in Fayetteville told us We asked people in downtown Fayetteville whether they've ever seen a firefly. Here's what they said.

Despite an apparent increase in firefly sightings this year, experts say that this does not necessarily mean a growing population. Michael Skvarla, an assistant research professor of arthropod ...