Science

Tiny particulate matter from wildfire smoke can cause respiratory problems.

About three out of four U.S. residents say they want their elected officials to pass laws that tackle climate change.

Outdated sewage systems send raw sewage and stormwater through the same pipes, leading to flooding issues during heavy rainfall.

Tales of adventure from the wild — in search of lost and elusive species.

Earlier this year, the U.S. Army Corps of Engineers announced that the formally proposed levee would be downsized. Now they say the levee is not feasible.

The PA Flax Project promotes the revitalization of the industry as a climate-friendly crop that could be used to make the sustainable plant-based fiber linen.

A lost Philadelphia observatory once used to track the transit of Venus may be the place where the Declaration of Independence was read publicly for the first time.

On this episode, we commemorate America's 250th anniversary, and we explore how science and innovation helped build a new nation.

Pepper pot soup was known as a survival meal during the American Revolutionary War, but the stew's African and Caribbean roots are often overlooked.

On this Father's Day special, researcher Darby Saxbe talks about her new book, “Dad Brain: The New Science of Fatherhood and How It Shapes Men’s Lives.”

PGW agreed to hold public meetings on reducing its carbon footprint. At the first meeting, there were lots of questions from the public but no answers from the utility.

What “musical daydreaming” is, and why it’s good for our brains.

Perched 100 feet above the Pine Barrens, a man in a tower uses a century-old system to stop fire in its tracks.

The so-called “forever chemicals” were found at higher levels between Chester and Pea Patch Island.

The project aims to reduce the risk of infrastructure damage while supporting marine habitats and recreational fishing.