Health & Science

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.

Often we think of life and death as opposite sides of a coin — categories as final as they are discrete. But in an age when machines ca ...

Applied behavior analysts are licensed in 30 states. Pennsylvania isn't one of them.

Calling the issue a matter of public health, the group is proposing four bills that would require public restrooms to provide free pads and tampons to anyone who needs them.

Some state and city governments have begun to implement more stringent regulations when it comes to the sale of vape devices and liquids. But is it an overreaction?

Care for adults with sickle cell disease has lagged behind pediatric care. Some adults may not be well enough to receive cures when they come.

Patients with sickle-cell disease are living longer and a cure could be around the corner. Why doctors in Philadelphia worry those adult patients might be left behind.