The Chinese-developed Coronavac COVID-19 vaccine has demonstrated a 50 percent efficacy following tests in Brazil, the organization in charge of its production in the South American […]
One year into a changed world, the numbers defy comprehension. More than 21 million confirmed cases of COVID-19 in the United States—a rate approaching one in […]
Canada’s Ontario province, the country’s most populous and its economic engine, on Tuesday ordered residents to stay home as projections showed the number of COVID-19 cases […]
The African Union has secured close to 300 million COVID-19 vaccine doses in the largest such agreement yet for Africa, a continental official said Tuesday.