An experimental coronavirus vaccine taken by mouth showed promising results in an early-stage clinical trial of 35 healthy adults, South San Francisco-based Vaxart said Wednesday. Despite the results, Vaxart’s stock …
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U.S. air travel falls to 6-month low as Covid infections, travel restrictions hinder recovery
Travelers pass through O’Hare International Airport on December 23, 2020 in Chicago, Illinois. Scott Olson | Getty Images U.S. airport screenings fell to the lowest level in more than six …