AstraZeneca-University of Oxford vaccine uses a chimpanzee virus to deliver coronavirus gene and had better efficacy, 90%, when given as a half-dose followed by a full dose
Moderna’s pause on Kenya project highlights difficulties in creating a competitive vaccine sector on the continent
Massive trial shows monitor lizards will learn to avoid toxic and invasive adult toads after tasting less dangerous juveniles
New variant identified in Congolese mining town renews worries about global spread
New report recommends paid leave, flexible work policies, and changes in academic culture
Immature click beetles on the Ryukyu Islands of southwestern Japan display a behavior never before observed in their kind
“Milestone” Moderna trial finds fewer medical crises in some people with metabolic disorder after RNA infusions
Fish’s genomes are so static that groups whose last common ancestor lived during the time of the dinosaurs can produce fertile hybrids today
Body’s cells appear to age faster during pregnancy, but they might recover—and even thrive—in the months after birth
A new study of historic and modern genomes may help tribes protect ancestral lands and water rights
The internal structure of vertebrae made azhdarchid necks strong but light
