A research group has developed a new COVID-19 testing system using Janus particles -- microparticles with two sides possessing distinctive molecular properties. These particles are engineered to bind ...

The heavily mutated new BA.3.2 COVID-19 variant, aka "cicada," is circulating in at least 25 U.S. states, the CDC said. What to know about its spread and symptoms.

So when and how should you use them? By Dani Blum Yet again this winter, millions of Americans will wonder if a nagging cough or body aches is a sign they’re coming down with Covid or the flu. This ...

Long queues at some walk-in testing centres Government says fixing the system could take weeks France & Germany have also had problems with mass testing SOUTHEND-ON-SEA, England, Sept 16 (Reuters) - ...

Add Yahoo as a preferred source to see more of our stories on Google. As the nation experiences what many experts believe is the second-largest wave of COVID infections since the pandemic started, ...

SOUTHEND-ON-SEA, England (Reuters) - Amid growing anger over a bottleneck in Britain's creaking coronavirus testing system, the government promised on Wednesday to do whatever it takes to boost ...