In the deepening twilight, the pines edging my backyard merge into a wall of shadow. I hold my breath, staring hard into the ...

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Firefly fans who'd like to see lightning bugs year-round are out of luck. The insect, which is a type of beetle, is usually seen only between spring and summer, with different species emerging at ...

Fireflies are being threatened in Austin and beyond by development, light pollution, pesticides and drought. But there are still spots in the city where the glowing critters can find refuge.

For many of us, seeing fireflies light up the night is one of the more pleasant signs that summer has arrived. But what's behind their sparkling flights? And what can we do to bring more of these ...

Each summer, fireflies famously take to the evening skies in an otherworldly display of bioluminescence, emanating electric shades of green, yellow, orange, and even blue. More than 2,000 firefly ...