Every year for two weeks between mid-May and mid-June, Congaree National Park in South Carolina is home to a fairy-tale-like display of flashing lights. These rhythmic performances happen all because ...

The Bethany Beach firefly is in danger of flickering out and becoming endangered, the U.S. Fish and Wildlife Service said Monday. The firefly, found in coastal Delaware, Maryland and Virginia, is one ...

STATEN ISLAND, N.Y. — If you have spent any time outdoors during warm New York City evenings, you may have noticed more swirling lights, or fireflies. Once the sun goes down across the five boroughs, ...

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 ...