Health & Science

Advisors to the CDC voted to endorse the emergency use of a single dose of a vaccine made by Johnson and Johnson. A study showed it was 66% effective in the U.S.

Health officials hope new guidance will help more people complete their second shot of the vaccine before starting others on their first dose.

For now, while virtual activities are inescapable, experts say there’s no need for concerned parents to panic as long as they keep a few things in mind.

The Food and Drug Administration authorized Johnson & Johnson's vaccine for emergency use Saturday, a day after an advisory panel voted unanimously in its favor.

The country beat back the winter surge, and experts credit Americans' improved compliance with precautions like mask-wearing. Could we still face a resurgence if we let up?

After a year of struggling to boost testing, communities across the country are seeing plummeting demand, shuttering testing sites or even trying to return supplies.

A study says N.J. Latinos are increasingly willing to get vaccinated against COVID-19, but one Latino advocate is concerned about lack of efforts to reach his community.

Penn Medicine collaborated with the West Philadelphia Skills Initiative as it was expanding COVID-19 testing efforts. Fifty people were hired.

After daylong discussions, the FDA panelists voted unanimously that the benefits of the vaccine outweighed the risks for adults.

New Jersey has named the five additional cities that are part of its community-based vaccination program. New Jersey-based Johnson & Johnson awaits vaccine approval.

Most countries — especially top carbon polluters China, U.S., and India — missed a deadline for submitting official emission-cutting targets for climate negotiations.

The challenge will be explaining how protective the J&J shot is after the astounding success of the first U.S. vaccines.

Humans have long tried to mitigate their own destructive impact on the planet through conservation efforts. Often, those efforts are atta ...

In cities, wildlife like raccoons and coyotes tend to elicit shrieks of horror, rather than cries for compassion. Why we should rethink our relationship with urban wildlife.

Because of supply issues, the county has administered more than 18,400 first doses and more than 9,000 second doses to date.