When monkeypox cases in Europe began to decline this summer, researchers’ first question was: Is it real? Some worried that people might not be getting tested because of receding fears of the virus, coupled with strict isolation requirements for...

A new vaccine against malaria has shown promising preliminary results in a large trial in four African countries, boosting hopes that an additional tool may soon be available to help control the deadly disease. www.science.org/content/article/new-data-buoys-hopes-promising-malaria-vaccine-questions-remain The vaccine, named R21/Matrix-M and...