Health & Science

Our planet’s surface is 71% water — with five vast oceans that span a range of temperatures and shades of blue. Humans have long love ...

Facing a surge in Hepatitis A infections, Philadelphia has declared a public health emergency.

Delaware is the 12th state to spot the invasive Asian longhorned tick.

Globally, antibiotic-resistant bacteria are becoming an increasing problem. The Wistar Institute convened researchers to discuss alternative treatments.

New Jersey is now the eighth state, plus the District of Columbia, to allow terminally ill patients to acquire lethal medication to end their lives.

It weakens an import ban that has stood as a symbol of the political clout of the pharmaceutical industry.

Because the hospital real estate is owned separately from its business, some worry that its for-profit owner will sell to developers and come out ahead.

It’s a tough question: Why do we look different? As one high school’s syllabus puts it, race is “both a biological myth and a social reality.”

Hydroflouric acid is a toxic chemical used in local refineries. Why a release during the recent South Philly refinery explosion would have been disastrous.

On the last day for most of the residents, one doctor-in-training bids farewell to the 171-year-old teaching hospital at Broad and Vine Streets.

The likelihood of accidental OD is severely overhyped.

Happiness, says one researcher, is the sum of many positive moments throughout the day. Something as simple as a friendly chat in the elevator can boost your mood.

They work with patients to decide when genetic testing is appropriate, interpret test results and counsel families on the ways hereditary diseases might impact them.

Worldwide, childhood cancers are relatively rare, but they're a far bigger problem than previously believed. Close to half of all kids with cancer go undiagnosed and untreated

Residents want the city to deal with the issue of human feces, which transmits the disease.