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.

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 ...

Lightning bugs, also known as fireflies, are harmless insects known for their ability to produce light through a chemical reaction called bioluminescence. The term "lightning bug" is a common, ...

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 ...

INDIANA, USA — Lightning bugs started flying around a bit earlier this year thanks to our wetter and warmer spring overall! Peak season may a bit earlier than normal this year. Or are they fireflies?

Lightning bugs, more commonly known as fireflies, are winged beetles that produce luminous effects. These bugs have 2,000 about species worldwide, with more than 150 present in the United States. The ...

Whether you like to call them fireflies or lightning bugs, there's no denying that they are fascinating to watch on a warm summer evening. But have you wondered what makes these tiny bugs light up?

It’s an age-old debate that divides families, friends, states and nations: Lightning bugs or fireflies? You chased them as a kid, captured them in your hands. Maybe even put them in jars for an hour ...