Health & Science

The deadly yellow fever epidemic of 1793 rocked Philadelphia, then the capitol of a young United States. Here's how it gave rise to public health as we know it.

United failed to accurately calculate peoples’ total out-of-pocket costs, delayed payment and delayed responses to complaints, said Insurance Commissioner Jessica Altman.

Blue crabs are a key species in aquatic life in the Delaware Bay. University of Delaware researchers will study how they’re affected by microplastics.

In the 1950’s, the CIA began a secret mind control program called MK-ULTRA and they hired chemist Sidney Gottlieb who was given free rein to experiment on unwitting subjects.

As the number of teens and pre-teens vaping and using e-cigarettes continues to spike, some 70 hospitals across the state pool information and diagnoses.

The brain waves generated during deep sleep appear to trigger a cleaning system in the brain that protects it against Alzheimer's and other neurodegenerative diseases.

Pennsylvania’s ecosystem has already been permanently altered due to climate change, but it’s not too late to act before these changes become unmanageable, experts say.

The Gregorian system we all know is just pseudoscience and so random, says Tom Sherman. He’s out to disrupt it.

December 30, 2011 never happened in Samoa. The island nation in the South Pacific skipped this day, to move ahead into a different time z ...

Here’s a map of where to find them.

The Philadelphia Department of Prisons has quietly started testing all inmates with hep C and curing those who stay long enough to complete treatment.

A new report finds that Prevention Point Philadelphia averted more than 10,000 HIV cases, over the course of 10 years.

It’s teaming up with Pennsylvania and Ohio counterparts to improve patient safety and hospital practices

I ask all the families of my young patients if they are working, staying at home, or in school.

Join us on an audio walking tour through Philadelphia's Old City to discover how the yellow fever epidemic challenged the city’s health and political infrastructure.