It happens every year, but it's still an illuminating sight to behold. Fireflies in the woods of Great Smoky Mountains National Park put on their annual synchronous light show. This week is the peak ...

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.

It’s twilight on a warm May evening at the Congaree National Park in Hopkins, South Carolina. A wooden boardwalk weaves through cypress knees, and towering loblolly pines. A viewing platform holds the ...

Scientists discovered that certain spiders can force trapped fireflies to mimic the light signals of female insects, allowing them to lure and trap other males. Reading time: Reading time 3 minutes ...