GENEVA—The acute phase of the COVID-19 pandemic could end next year but the coronavirus will not disappear, the World Health Organization’s Mike Ryan said on Wednesday. Ryan, the WHO’s top emergency expert, also said it was too early to draw conclusions on the severity of the Omicron variant until it had spread more widely to…
NASA’s Mars Helicopter Ingenuity Shifts Into New Operational Test Phase
LOS ANGELES—After exceeding all expectations with its initial four test flights, the first ever by an aircraft over the surface of another planet, NASA’s tiny Mars robot helicopter Ingenuity is ready for graduation. The U.S. space agency announced on Friday that Ingenuity is shifting from a pure proof-of-concept, technology demonstration mode to a more ambitious…
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