A synchronous firefly event in Tennessee's Great Smoky Mountains National Park. Photinus carolinus fireflies annually flash in sync during late May or early June. The insects are still in trouble, but ...

Watching fireflies is one of the singular pleasures of a warm summer night. Many of us have fond memories of watching them flit about and even catching them in a jar to observe their flashes more ...

Researchers will soon find out the details of exactly which firefly species are present and their distribution patterns across the state courtesy of a $31,000 grant from the state Department of ...

A NASA astronaut captured brilliant specks of light floating above Earth’s horizon, dancing around in space. But rather than this being a celestial wonder, it’s actually a human-made phenomenon taking ...

Rainy, damp weather along the eastern United States in summer 2025 has one upside: Fireflies love it. "Fireflies and their prey (snails, slugs, worms) need moisture, so years with high rainfall, ...

Beatriz Swanson can remember the first time she saw the blinking glow. She was 10 years old, growing up in Mexico, when two fireflies appeared in front of her, floating away before she could carefully ...

A beloved event surrounding a rare natural phenomenon found in Western North Carolina is returning once again. Tickets for the 2025 Blue Ghost Firefly Tour go on sale on April 8. Event organizer FIND ...

The flash of fireflies is a tiny but powerful sign of summer. These little insects delight young and old. They’re important enough to be Pennsylvania’s state insect, appropriately named photuris ...