Early results from human testing of a vaccine against the novel coronavirus suggest—but don’t prove—that it offers some immunity, The Washington Post reports.  

Amid dire predictions for COVID-19’s toll in Africa, Ghana may serve as a model for curbing the virus with limited resources.   The West African nation ramped up testing early and commissioned a drone service to transport testing kits and samples.   Ghana also deployed “…

Yesterday: President Trump gave a White House Rose Garden press conference flanked by banners that proclaimed “America Leads the World in Testing.” Today: Anthony Fauci, a coronavirus taskforce member, will testify remotely before a Senate committee. (Testimony begins at…

Testing is the linchpin to understanding COVID-19’s spread—but both genetic tests—which check for active infections—and antibody tests—which identify past infection—have proven unreliable. Tests are hard to get right. The best ones strikes a very delicate balance between…

Human rights activists are raising the alarm about prison conditions amid COVID-19. The true extent of COVID-19 in prisons is far from clear—but when widespread testing is done behind bars, the results have been startling—more than 70% of inmates tested positive in one…

A key lesson the HIV/AIDS pandemic can offer right now: the importance of knowing one’s status with a virus that won’t necessarily bring on symptoms.   Luckily, stigma is not the same deterrent to testing as it was early on in the AIDS pandemic. But COVID-19 testing has…

There’s no hiding the rows of ambulances forming long lines outside Moscow’s hospitals.

Researchers are working at “breakneck speed” to refine a new rapid COVID-19 test using CRISPR’s “search-and-detect” technology—and get it greenlit by regulators.  

Antibody tests could play an important role on whether it’s safe to “reopen.” The tests detect whether a person has ever been exposed to the virus—important insight for overall cases counts.   90+ such tests are on the market, but only 1 is FDA-authorized—and accuracy…

Researchers in Brazil puzzling over the country’s higher-than-expected death rate believe COVID-19 cases are 12 times higher than the government’s number, with inadequate and slow testing clouding the counts, Reuters