Photuris pensylvanica — better known as the Pennsylvania firefly or, as most Philadelphians call it, the lightning bug — is out in full force this summer. Reports suggest that central and rural parts ...

This summer has been a good year for viewing lightning bugs or fireflies because of several weather conditions. Here's what ...

The flickering fields of summer nights are back. Fireflies, it seems, are abundant again. Throughout the region, people are ...

Most data is anecdotal, but researchers say climate change, development, light pollution and pesticides are threatening firefly populations.

PHILADELPHIA (WPVI) -- Did you know that the firefly is the Pennsylvania state bug? Fireflies, or lightning bugs as many people call them, have been lighting up our summer nights for as long as we ...

Since the solstice occurs so late at night Philly time, is the longest day the 20th or the 21st? The answer: Both. The ...

The spirit’s at risk. A third of North America’s firefly species face extinction. There are ways to help fireflies, insects important enough to be named Pennsylvania’s state insect.

There are more than 40 species of fireflies in Missouri, but for the last few years people have been concerned about the ...

Fireflies are disappearing, but we may not know enough about these insects to save them An estimated 1 in 3 firefly species are endangered thanks to light pollution, habitat loss and pesticides ...

Another look at the latest population estimate data from the Census Bureau, this time concentrating on minority groups in the Lehigh Valley and all of Pennsylvania's counties.

Despite Pennsylvania's population declining overall, Pike County saw a 5 percent increase in population between 2020 and 2023.

But you may not have heard that Pennsylvania is going through the same process. Penn State University is closing seven of its 20 campuses in the state, citing Pennsylvania’s declining population.