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The current dominant strain of COVID-19 is three to six times as infectious as the original variation, a new study has suggested. The new strain is, however, not more severe. The variation of COVID-19 currently dominating global cases is more infectious than the original strain that emerged in China, according to a new study published…

A strain of the coronavirus that was first seen in Italy is now the dominant strain of the virus, a group of scientists said Thursday.In an article published by the peer-reviewed science journal Cell, researchers working with the Sheffield COVID-19 Genomics Group announced that the new strain "has become the most prevalent form in the global…

Pigs in their pen at a farm on the outskirts of Chengdu in China's south west Sichuan province, on August 2, 2005.Peter Parks | AFP | Getty ImagesScientists have identified a new strain of flu carried by pigs in China that they say has the potential to become a pandemic.The new strain is descended from…