variant

    U.S. map with new BA.2 cases, shown in pink, vs. BA.1 cases, in purple. CDCThe rapid growth of the more transmissible BA.2 variant of Covid-19 is continuing in Los Angeles County. As of March 12, the latest date for which data is available, 32% of lo...
    Like any virus, SARS-CoV-2 has been mutating constantly since the beginning of the pandemic. Until November 2020, though, that didn’t seem to matter. That’s when scientists in the United Kingdom noticed an alarming change: The virus had mutated in...
    Covid-19 vaccines remain the best tool to contain the spread of new variants of the virus.The Covid-19 pandemic now appears to be the worst it has ever been, with daily new cases worldwide topping 800,000 several times over the past week. More new ca...
    Coming up today: Matt Reynolds delves into the origins of the UK Covid-19 variant, Natasha looks at how Amazon saved Deliveroo from disaster and Amit charts the strange demise of Habbo HotelThe stories we talked about this week: A lone infection may...