Whether you call them fireflies or lightning bugs, the glowing insects are headed to Pennsylvania. Some may have even been spotted early, shining yellow and green in backyards just after dark. MORE ...

Visit Indy, Lafayette, and New Harmony to learn about our state insect, the Say’s Firefly. The firefly. The lightning bug. The romance of early summer in Indiana has always been a twinkling glow of ...

KELLETTVILLE, Pa. ― 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 story originally appeared on Atlas Obscura and is part of the Climate Desk collaboration. At the third meeting of the Moriyama City Firefly Forest Museum’s eight-week Firefly Course, a ...