Science

The invasive spotted lanternfly is continuing its westward march across Pa., with state agriculture officials nearly doubling the number of counties in a quarantine zone.

The Sourland Conservancy has operated an amphibian crossing guard program for five years — with a focus on the spotted salamander.

Pa.'s Health Secretary Dr. Rachel Levine said getting test results from the state-run lab in Exton is reducing the turn-around time significantly.

Sadness seemingly comes out of nowhere sometimes: a song, a photo, a movie scene, a memory, and there it is. Your heart seems heavy. Tear ...

A pipeline builder has dropped a controversial project that would have routed fracked natural gas from Pennsylvania’s Marcellus Shale into New York.

The U.S. Environmental Protection Agency on Thursday took its first, and long-awaited, step toward regulating the presence of two toxic PFAS chemicals in drinking water

How a subreddit dedicated to strangers’ problems taps into our human desire for fairness

“It’s not fair!” That’s a common refrain anyone with kids is familiar with. From the time they learn to talk, kids begin protesti ...

Is taking away the human factor the key to more just rulings?

Temperatures continue to steadily rise around the globe, but that trend isn't spread evenly across the map or even the yearly calendar.

What is love? Is it that warm and fuzzy feeling, that crazed obsession, that deep sentiment of trust and good will? It’s all of those t ...

Officials on Tuesday were trying to determine what caused the death of a manatee in southern New Jersey.

Facial recognition systems from large tech companies often incorrectly classify black women as male, including Michelle Obama, Serena Williams and Sojourner Truth.

Think of some of the iconic movie monsters: Frankenstein, Dracula, the Mummy, Godzilla. What do they have in common?

Movies may not be real — but in a lot of ways, they’re real to us. Great films help us understand the world, history, and one another ...