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Why New Covid 19 Variants Are On The Rise And Spreading Around The World However, some scientists now believe that the virus may have mutated in a person who was we don't know for sure.
7633x5091 - We look at why viruses mutate and what experts know about b.1.1.7 the variant, which researchers first identified in the u.k., is called b.1.1.7, though as scientists began to express concern about it, initial u.k.
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The Big Looming Questions About The New Variant Of The Coronavirus Stat Scientists in the united kingdom confirmed the new variant coronavirus was spreading more rapidly.