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

Fireflies are technically beetles. Growing up, Clyde Sorenson loved catching bugs, especially fireflies. But even as a kid, the budding entomologist saw that there was a lot more to these soft-bodied ...

Light pollution and habitat loss are hurting fireflies, but experts say you can still find them in the right places.

Summer brings one of nature’s most impressive displays as thousands of fireflies light up forests. Here’s where you can still ...

Firefly populations are declining due to habitat loss and light pollution. Here is how you can help save them.

The flash of fireflies is a tiny but powerful sign of summer. These little insects delight young and old. They’re important enough to be Pennsylvania’s state insect, appropriately named photuris ...

A quintessential summer scene is a backyard illuminated with the fluorescent twinkle of lightning bugs—or fireflies? Err, wait—is it firefly vs. lightning bug? That’s a great question and one that has ...

Researchers documented three new firefly species in a Kentucky forest, including two rare types that do not glow in the dark.