KNOXVILLE, Tenn. (WATE) — Each year thousands come to the mountains to see the synchronous firefly light up the night sky. Synchronous fireflies, whose scientific name is Photinus carolinus, are one ...

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 ...

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.

Earlier this month, I visited the Smoky Mountain National Park in hopes of capturing the annual firefly “light show” on camera — but it took some seriously creative thinking to make it happen. Above: ...

KELLETTVILLE ― 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 ...

GRANDFATHER MOUNTAIN, N.C.-- A type of firefly that can light up the sky by flashing in unison has been found at Grandfather Mountain in North Carolina. Dr. Clyde Sorenson, an entomologist from NC ...