Add Yahoo as a preferred source to see more of our stories on Google. Most insects of this species have soft bodies, though, making it hard to find fossils and trace the origin of the bioluminescence.

A firefly sits on a leaf at a nature area in Columbia. Scientists say loss of wild lands has led to diminishing numbers of lightning bugs over time. There are more than 40 species of fireflies in ...

Iowa natives likely have a memory of seeing rural Iowa lit up by fireflies during the summer months; however, this tradition could be changing. There are more than 2,500 species of fireflies across ...

Fireflies have long been a staple of summertime, ordinary insects by day that become dancing sparks of light at night. Sadly, their magic is disappearing. One in three firefly species may be at risk ...

They emerge in late June, twinkling alongside the stars at twilight. Along much of the East Coast, their eerie green glow along the shore signals the start of summer. But now scientists fear these ...

You’ve probably seen or heard at least once in your lifetime about fireflies – the famous light-emitting insects! They form the Lampyridae family and are sometimes called glowworms or lightning bugs.

Fireflies are lighting up summer evenings across the U.S. Northeast, putting on dazzling shows in backyards and city parks. There's no official count, but experts say a particularly wet spring may ...

MISSOURI, USA — Lights in the Midwest's summer nights have grown dimmer over the past decades. The glowing flicks of fireflies, or lightning bugs, trigger nostalgia and deeply held childhood memories ...

CHICAGO — Beatriz Swanson can remember the first time she saw the blinking glow. She was 10 years old, growing up in Mexico, when two fireflies appeared in front of her, floating away before she could ...

A quintessential summer scene is a backyard illuminated with the fluorescent twinkle of lightning bugs—or fireflies? Err, wait—is it firefly vs. lightning bug? That’s a great question and one that has ...