It's a right of passage in Iowa: Stepping out into your backyard to see fireflies lighting up the night sky. There are more than 170 species of glowing insects known as Lampyridae in North America.

When biologist-in-training Grace Muench hunkered down to view the Tau Herculid meteor shower a few weeks ago, nature treated her to a little extra sparkle. In between the “shooting stars,” one of ...

Before humans invented fire, the only things that lit up the night were the moon, the stars and bioluminescent creatures – including fireflies. These ambassadors of natural wonder are soft-bodied ...

In the middle of the old-growth forests of Congaree National Park in South Carolina, fireflies put on an otherworldly display ...

Fireflies, otherwise known as lightning bugs, are known for their ability to glow at night. According to the Xerces Society for Invertebrate Conservation, fireflies are actually not flies, but are ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Around the world, fireflies light up the ...

It’s not easy counting fireflies. Across North America, there are an estimated 170 fireflies species, which are technically beetles in the order Coleoptera, but inventorying them is a challenge. While ...

Summertime means days out in the sun and evenings under the stars. The season also evokes memories of time spent by the pool or in front of campfires and admiring the flicker of lightning bugs — or ...

PENNSYLVANIA (WHTM) — Fireflies are a beloved sign of summer and Pennsylvania’s state insect, but along with other insects around the globe, experts worry that their populations are declining due to ...

Around the world, fireflies light up the night with their shimmering bodies. But scientists say this magical display is under threat – with the loss of their natural habitats, pesticide use and ...