Health & Science

NASA smashed a spacecraft into an asteroid in an attempt to throw it off course. The mission succeeded beyond expectations, officials said.

'Breathless' tells the story of the worldwide scientific quest to understand and trace the origins of Covid-19 and develop treatments to fight the deadly virus.

Sick kids are crowding emergency rooms in parts of the country and some pediatric hospitals say they're running out of beds.

Running is an activity used to improve physical health and well-being, but for members of Black Men Run Philly, it provides a sense of community and representation.

Restrictions are returning to telemedicine, an area of medicine that exploded in popularity early in the pandemic.

Here we go again. The virus is starting to surge in many European countries and there are early signs a wave may be starting in the U.S. too.

The University of Delaware and others are proposing that Brandywine Creek and Red Clay Creek join the National Wild and Scenic Rivers System.

When Applied Behavior Analysis (ABA) first emerged on the national stage, it was hailed as a ray of hope. It was an intensive, interactiv ...

A number of circulating viruses are causing rising rates of respiratory infections in kids, with hospitals and ICUs seeing an uptick in admissions.

Boston Dynamics and five other robotics companies have signed an open letter saying what many of us were already nervously hoping for anyway.

State health leaders are bracing for the possibility of “two epidemics going on at the same time” and are working on a plan to better track how the viruses spread.

It is the first time in the program’s 30-year history that it received more used syringes than clean ones distributed.

Sharpless, a Philadelphia native who attended the Friends Central School, previously won a Nobel Prize in 2001 and is now the fifth person to receive the award twice.

We talked to experts to help answer some of the most common and confusing questions.

Two biotech companies announced last week that preliminary trial data show their new Alzheimer’s drug, lecanemab, slowed cognitive decline.