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 ...

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, ...

For many people, fireflies are part of the story of summer, evoking memories of lazy, hot evenings spent trying to catch them in glass jars. Now, one man is still trying to catch them — not with a jar ...

One in three North American firefly species may be at risk of extinction. Habitat destruction, water pollution, and light pollution are major threats to fireflies. Firefly ecotourism is promoting ...

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 ...

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CHICAGO — 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 ...

Fireflies, also known as lightning bugs, are beetles that thrive in warm, humid weather and communicate through bioluminescence. Fireflies are predatory insects that primarily feed on snails, slugs ...

In Taiwan’s forests, researchers discovered a clever hunting trick by the sheet web spider Psechrus clavis. Instead of immediately devouring captured fireflies, the spiders allow them to glow in the ...

If summer nights seem a little brighter in Michigan this year, you’re not imagining it. Favorable weather conditions in recent years have led to an explosion of firefly activity. Researchers say ...