In certain parts of the U.S., summer nights begin with an unbeatable light show. As dusk settles in, tiny yellow-green beads of light pulse in the darkness: lightning bugs just starting out for the ...

A long, slow-moving trail of light created by a Blue Ghost firefly is visible late Saturday, June 22, near Cincinnati. Fireflies produce a chemical reaction inside their bodies, allowing them to light ...

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 ...

WASHINGTON (CBSDFW/AP) — Fireflies flash not just for sex, but survival, a new study suggests. Scientists wanted to find out if there's more to the lightning bug's signature blinking glow than finding ...

DELAWARE SEASHORE STATE PARK — On a muggy July evening, Delaware state biologist Jason Davis is doing what kids have done for ages: Trying to catch a firefly. It's nowhere near as easy as the summer ...

This is an archived article and the information in the article may be outdated.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. DELAWARE SEASHORE STATE PARK, Del. (AP) — On ...