Health & Science

The BA.5 variant is now the most dominant strain of COVID-19 in the country, according to the Centers for Disease Control and Prevention.

These devices measure blood oxygen levels. But research shows they can deliver misleading results for people with darker skin.

When law enforcement requests it, Google usually hands over location and search data collected through its smartphone apps.

Delaware’s Center for the Inland Bays brings volunteers each spring to count, catch, and tag horseshoe crabs, in order to track their population levels.

New cases of avian influenza haven’t been detected in Pa. for more than a month, but that doesn’t mean the threat to poultry and wild birds has passed.

Many advocates suggest women and all those who can get pregnant have emergency contraception on hand before they need it.

Science is constantly propelling athletes to run faster, jump higher, push harder, and break records. Scientific advances have become suc ...

A mastodon named Fred, also known as the Buesching mastodon, is a distant relative of the modern elephant. His remains reveal the story of his life and violent end.

Doctors are thinking about how to help women who have questions or concerns after taking abortion pills at home — without putting themselves or their patients in jeopardy.

A resident traveling out-of-state is Camden County’s first confirmed monkeypox case. They are isolated at home and being treated.

Major companies like Nike and Tesla say they plan to assist employees who live in places where abortion is restricted to travel for the procedure.

Sweating is a weird biological function. Journalist Sarah Everts walks us through her taboo-busting book about the shame, stink, and strange science of sweating.

Funds are earmarked for children’s programs, suicide prevention, training more mental health professionals, crisis hotline and more.

Some Philadelphia parents who are eager to vaccinate their infants and toddlers must be patient a little while longer.

Justice Alito's abortion opinion barely mentions medicine. This creates a perilous new legal reality for doctors, legal analysts say.