Dr Anthony Fauci, director of the US National Institute for Allergy and Infectious Diseases. Photograph: Al Drago/AFP via Getty Images

Trump administration officials turned their fire over the weekend on Anthony Fauci, a member of the White House’s own coronavirus task force who has b(...)

An electron microscope image of Sars-CoV-2 (round blue objects) emerging from the surface of cells cultured in a lab. Photograph: National Institutes of Health/AFP via Getty Images

US biopharma company Regeneron, which employs more than 1,000 people in Limerick, has been awarded $450 million by the US government to develop a Covi(...)

Dr Anthony Fauci: “All you need to do is look at the data, the facts, to see that the pandemic is not over by any means. The numbers speak for themselves.” Photograph:  Erin Schaff/The New York Times

Anthony Fauci, a leading member of the White House coronavirus task force, has urged states including Arizona, Texas and Florida to move aggressively (...)

The world has a technology problem. By that, I mean that we currently lack the technology to deal with the coronavirus pandemic. W

The world has a technology problem. By that, I mean that we currently lack the technology to deal with the coronavirus pandemic. We don’t have a cheap(...)

Federal Reserve chairman Jay Powell has warned that a full US economic recovery may take until the end of next year and require the development of a Covid-19 vaccine. Photograph: Kevin Lamarque/Reuters

Federal Reserve chairman Jay Powell has warned that a full US economic recovery may take until the end of next year and require the development of a C(...)

Anthony Fauci is expected to say states should not forge ahead without first meeting administration guidelines for 14 days of declining cases. Photograph: Mandel Ngan/AFP

Top immunologist Anthony Fauci has cautioned against the premature opening of the US economy, warning that the “consequences could be really serious”.(...)

Some Twitter accounts were found to endorse chlorine dioxide, liquorice root and Zinc as cures for Covid-19. Photograph: AFP via Getty

Twitter is failing to rein in “superspreaders” of coronavirus misinformation on its platform, according to research detailing dozens of posts shared b(...)

Lab technicians load filled vials of remdesivir at a Gilead Sciences facility in La Verne, California.  Photograph: Gilead Sciences Inc/Reuters

After a series of setbacks because of disappointing outcomes in smaller drug trials, the Ebola drug remdesivir has re-emerged as the antiviral treatme(...)

A cat is looked over at the clinic at the San Diego Humane Society on Tuesday. Photograph: AFP via Getty Images

Two cats in New York have become the first pets in the United States to test positive for the new coronavirus but there is no evidence pets can spread(...)

Dr Anthony Fauci, director of the National Institute of Allergy and Infectious Diseases  in the US, said people should not assume a change in the weather will limit the spread of the coronavirus. ‘You must assume that the virus will continue to do its thing,’ he said. Photograph: Al Drago/The New York Times.

This is a series of regular updates from Irish Times Environment & Science Editor Kevin O’Sullivan on scientific initiatives and developments on c(...)

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