Health & Science

The figures, released Friday evening without explanation, also showed an increase of about 60,000 in the number of people who are counted as fully vaccinated.

Is one J&J COVID-19 vaccine shot enough? Is a mixed vaccine regimen better? Here’s what WHYY’s Health Desk Help Desk found out.

Sir Richard Branson and a crew of three others grazed the edge of space Sunday morning in a rocket built by the British billionaire's company, Virgin Galactic.

With the Pacific region hitting record-setting temperatures in the last few weeks, a new study from Canada shows the heat waves' enormous impact on marine life.

Perhaps the only respite pandemic closures brought to my family — which includes two kids under age 6 — was freedom from the constant misery of dripping noses, and sneezes.

Philadelphia District and union officials voiced support for a full reopening under new CDC recommendations that distancing shouldn’t be a barrier for bringing students back.

Big bodies are good for cold places.

That's the gist of a foundational rule in ecology that has been around since the mid-1800s.

Left to their own devices, viruses are pretty much helpless. They need cells to infect in order to replicate. But they’re sneaky — ma ...

"No matter what study you look at, the protection against severe disease leading to hospitalization is always well within the 90%, regardless of the study," Fauci said.

They said that another shot within 12 months could dramatically boost immunity and maybe help ward off the latest worrisome coronavirus mutant.

After months of data collection, scientists agree: The delta variant is the most contagious version of the coronavirus worldwide.

Philadelphia native Lamar Reed interviews his peers to find out how they feel about getting vaccinated.

According to the New Jersey Department of Health, over the past four weeks, vaccination rates are up 9% in Ewing, 15% in Perth Amboy, and 11% in Passaic.

The good news is the vaccines being used in the U.S. all appear to be highly effective at protecting against serious disease, hospitalization and death.

Parts of the Delaware still suffer from low oxygen levels, according to a Univ. of Delaware prof who recently wrote a book on the topic.