(CNN) — Scientists around the world are fast-tracking lab experiments to try to understand the highly mutated BA.2.86 variant of the virus that causes COVID-19. Results just beginning to emerge are ...
At the same time, the BA.2.86 variant was about 60% less infectious than XBB.1.5 viruses, something that experts think could explain why it has been found in so many different countries, but only at ...