Variant

An Israeli health worker from Maccabi Healthcare Services prepares to deliver a dose of the Pfizer BioNtech vaccine in Tel Aviv on February 24, 2021.Jack Guez | AFP | Getty ImagesThe coronavirus variant, first discovered in South Africa,…

A healthcare worker wearing personal protective equipment (PPE) inserts a Covid-19 test tube into a box at a drive-through test location at the Alemany Farmers Market in San Francisco, California on November 19, 2020.David Paul Morris |…

Scientists hope the vaccination will mitigate a possible fourth surge.On Tuesday, President Biden postponed his vaccination schedule for two weeks and urged states to question every American adult by April 19. All states have already…

A traveler takes a photo of a Covid-19 test sign at the Tom Bradley International Terminal (TBIT) amid travel restrictions during the Covid-19 pandemic at Los Angeles International Airport (LAX) on February 4, 2021 in Los Angeles,…

A nurse draws a vaccine for Moderna Coronavirus Disease (COVID-19) on March 5, 2021 at the East Valley Community Health Center in La Puente, California.Lucy Nicholson | ReutersThe National Institutes of Health have started testing a new…

The double mutation of a Covid-19 variant discovered in India is extremely worrying - and, according to Dr. Kavita Patel, a non-resident Brookings Institution scholar, spread to other countries."It's something that should be watched very…

The highly contagious variant, first identified in the UK, is likely to account for up to 30% of Covid-19 infections in the US, said White House chief medical officer Dr. Anthony Fauci, on Friday.The variant, named B.1.1.7, has been…

On January 14, 2021, nurses chatting outside 28 de Agosto Hospital in Manaus, Amazonas, Brazil amid the novel coronavirus COVID-19 pandemic.MICHAEL DANTAS | AFP | Getty ImagesGovernor Andrew Cuomo said Saturday that a more contagious…

A patient is placed in an ambulance outside the Royal London Hospital in London during England's third national lockdown to contain the spread of the coronavirus. Picture date: Wednesday February 17, 2021.Ian West | PA Pictures | Getty…

Within a few weeks, two variants of the coronavirus have become so popular that you can regularly hear their unfathomable alphanumeric names on the television news.B.1.1.7, first identified in the UK, has demonstrated the ability to spread…