Science

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.

During the aftermath of Hurricane Ida, the Schuylkill River rose to levels that hadn’t been recorded in more than 150 years.

A digital twin is a virtual representation of patients. Doctors plan to use the program to simulate treatments and therapies.

The SemPresto autoinjector epinephrine device attaches to smartphones with magnetic technology and could be used for allergic reactions.