At the start of the coronavirus disease 2019 (COVID-19) pandemic, analog techniques like nasopharyngeal swab specimens for polymerase chain reaction (PCR) testing were prominent. The widespread use of ...

A recent Nature journal study analyzed over seven million data points from the National Health Service (NHS) coronavirus disease 2019 (COVID-19) app to understand how app measurements can be ...

From Philly and the Pa. suburbs to South Jersey and Delaware, what would you like WHYY News to cover? Let us know! In 2020, people wanted a way to tell if they might have been exposed to COVID-19.

Criminals are laundering illegally obtained funds meant for Covid-19 relief through the most popular apps for legally sending and receiving money, law enforcement officials say. Cash App, Venmo, Zelle ...