Guinea began vaccinating against COVID-19 with the Russian Sputnik V vaccine on an experimental basis, starting with government officials, authorities said Thursday.
Florida health authorities late Thursday reported finding evidence of the latest U.S. case of the new and apparently more contagious coronavirus strain first seen in England, […]
The Asian tiger mosquito does not pose a major risk for Zika virus epidemics, according to a study published December 31 in the open-access journal PLOS […]