Pesticides, habitat loss, and light pollution are threatening firefly populations worldwide, but even in urban areas, some ...

Rainy, damp weather along the eastern United States in summer 2025 has one upside: Fireflies love it.

There are several reasons why some places might be seeing more of these glowy beetles this summer. The first is wet weather.

The common eastern firefly is the most populous east of the Mississippi. It’s also known as the Big Dipper, nicknamed not after the twinkling constellation but because of its flight pattern ...

Crepuscular fireflies, such as the Common Eastern firefly, continue to proliferate in big eastern US cities, as they adapt to ambient light and may thus be more resilient to light pollution ...

It would not be summer in New Jersey without fireflies. However, they are facing numerous threats. A look at our local lightning bug population.

Fireflies light up the night to attract mates, but attraction may not be about being flashy; it could also be about who smells the best. New research published in BMC Genomics looks at the genetics of ...

All firefly larvae can glow, and even in species with no male display, females often emit a dim light. Meanwhile, in other species, both sexes are completely dark.

In 2019, Xerces Society for Invertebrate Conservation petitioned the U.S. Fish and Wildlife Service for emergency protection for the Bethany Beach firefly under the Endangered Species Act, making ...

Firefly Aerospace, a Texas-based space transportation company, selected Wallops Island on Virginia’s Eastern Shore for its new launch site. Gov. Glenn Youngkin announced Monday that Firefly will ...