Fireflies that flash synchronously were known from the Southeast U.S., but are now known from Pennsylvania's Allegheny Forest ...

Some fireflies species are in trouble, but here’s why they won’t completely disappear – and simple ways you can help save ...

Fireflies are putting on an especially dazzling show across central Ohio this summer due to the combination of a wet spring ...

Watching fireflies is one of the singular pleasures of a warm summer night. Many of us have fond memories of watching them flit about and even catching them in a jar to observe their flashes more ...

Blue ghost fireflies were previously thought to only reside in the mountains.