PENNSYLVANIA (WHTM) — Fireflies are a beloved sign of summer and Pennsylvania’s state insect, but along with other insects around the globe, experts worry that their populations are declining due to ...

Summertime means days out in the sun and evenings under the stars. The season also evokes memories of time spent by the pool or in front of campfires and admiring the flicker of lightning bugs — or ...

Every year in late June, Peggy Butler and her husband, Ken, welcome visitors to rural northwestern Pennsylvania for the chance to glimpse the rare and beguiling Photinus carolinus. This firefly ...

Fireflies are the romantics of the insect world. In the summer months, they emerge from the ground with love on the brain. They only live for two to three weeks once they've become full adults and in ...

Collecting fireflies is a childhood memory that many of us share. Their glowing lights begin to appear in the twilight around the time school ends each year, signaling the start of summer vacation.