Health & Science

Imagine this: A pesky mosquito sips some of your blood. Hours later, the blood-sucker drops dead, poisoned by the very blood it just slurped down.

Professor Andrew Norris is creating ways to make sound waves go around underwater objects, instead of bouncing back.

You know what they say — when the going gets tough, the tough get going. But what are the factors that decide whether we bend or break? ...

Seventeen-year-old Sophia Angelica Delgado Feliciano says for a long time she used emotional distance as a survival tool.

For houses vulnerable to flooding, elevation can be a solution. But how do you raise a home that’s connected to others?

Acquisition of Einstein would give Jefferson a network of 18 Philadelphia-area hospitals worth $6 billion.

There's an outbreak of mumps in New Castle County, Delaware, with the total number of confirmed cases climbing to 11 Thursday.

Party affiliation and political ideology continue to play a big role in people’s views.

Wounds related to injection drug use are often hidden under long sleeves as users try to hide their addiction.

An FDA spokesman declined to comment.

Philadelphia officials updated the Kensington neighborhood last night on their efforts to bring a supervised injection facility to the city.

Swiss and American researchers counted the microbes swimming inside the toys.

Guests: Anupam Jena, Jonathan Reisman The staggering rise of opioid-related deaths in America has reached critica ...

An acceptable range for the estimated number of galaxies in the universe is between 100 and 200 billion, according to astronomer Mario Li ...