delta strain

<!-- -->Delta variant was "overwhelmingly dominant" in Britain, accounting for 99.8 percent of all cases (File)London: British health officials on Friday said they were formally looking into a subvariant of the Delta strain of the…

Virus that has triggered new outbreaks of Covid-19 linked to a tour group of seniors from Shanghai, that has affected several regions of China, likely stemmed from overseas, Chinese health experts said as more than 20 positive cases linked…

Griffith University Queensland (The Conversation) The COVID-19 pandemic is a dramatic demonstration of evolution in action. Evolutionary theory explains much of what has already happened, predicts what will happen in the future, and…

Thousands of police officers are poised to block anti-lockdown protests across Australia today as Sydney enters its first weekend of tightened restrictions, and Melbourne sees another surge in case numbers.In central Sydney, those planning…