NPR's Ari Shapiro talks with Lorna Thorpe, director of epidemiology at New York University Grossman School of Medicine, on the benefits and disadvantages of contact tracing at this pandemic phase.

After three people died on a cruise ship struck by a hantavirus, authorities are actively tracking down 29 people who had left the ship. They’re trying to trace the spread of the virus. It’s a long, ...

The Centers for Disease Control and Prevention (CDC) announced this week that it no longer recommends universal case investigation and contact tracing. In its place, the agency said state, tribal, ...

NYC Test & Trace Corps, the city's initiative for Covid testing and contact tracing, will end universal contact tracing—where every positive case is called up—by the end of April. The decision to end ...

The rise of the Delta variant is sparking all sorts of memories—the anxiety amid the first Covid wave in spring of 2020, the crushing winter surge, the unceasing debate about “nonpharmaceutical ...

In February, the state of California introduced new long-term regulations that will require employers to conduct COVID-19 contact tracing for all positive cases until early 2025. But despite three ...

Bitter enemies teamed up to build tools they hoped would help slow the virus’s spread. If we’ve learned anything from covid-19, it’s the extent to which our lives are enmeshed with those of the people ...