The season for lightning bugs—also known as fireflies—is beginning as warmer, more humid air spreads north across the country. These glowing insects thrive in slightly tropical environments and are a ...

(WHTM) — It is a sure sign of summer when you begin to see those lightning bugs (or fireflies) glow across the land. But have you ever wondered how these bugs glow, and why? North Carolina State ...

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 ...

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.

This is an archived article and the information in the article may be outdated.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. (WHTM) – It is a sure sign of summer when ...