displace

Similar to a light switch, RNA switches (called riboswitches) determine which genes turn "on" and "off." Although this may seem like a simple process, the inner workings of these switches have confounded biologists for decades. Now…

A person performs a self-swab test for COVID-19 in the Brooklyn borough of New York, the United States, Dec. 17, 2021.Michael Nagle | Xinhua News Agency | Getty ImagesPeople infected with the heavily mutated omicron variant of Covid-19 may…

The WHO’s chief scientist Soumya Swaminathan said on Friday the Omicron variant could become dominant because it is highly transmissible, but that a different vaccine may not be needed. She told the Reuters Next conference that it was too…