Fireflies in a mason jar on a summer evening. iSTOCK/COX Fireflies in a mason jar on a summer evening. iSTOCK/COX Memorial Day might mark the unofficial start of summer, but it isn’t real for me until ...

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, ...

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 ...

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 ...

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 ...

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 ...

If you think you’ve spotted more than the usual number of blinking bugs this year, you’re not alone. But experts say many firefly species are at risk of extinction. By Nazaneen Ghaffar Nazaneen ...

It’s not easy counting fireflies. Across North America, there are an estimated 170 fireflies species, which are technically beetles in the order Coleoptera, but inventorying them is a challenge. While ...