Variant

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Our podcast on the science and technology making the news. This week we investigate what impact the Omicron variant could have on the covid-19 pandemic. How big a threat is Omicron? And will it displace the Delta variant globally? ...
The COVID-19 omicron variant has an “unprecedented number of spike mutations” and poses a “very high” global risk, the World Health Organization said Monday. ...
The markets tumbled in reaction to Federal Reserve Chairman Jerome Powell's testimony before the Senate about the possibility of continuing inflation. CNBC's Dominic Chu reports on what the Fed could do as the omicron variant begins to cause global uncertainty. ...
The South African doctor who initially told officials about the omicron variant said symptoms of it appeared unusual but mild. ...

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