HealthWe now have the technology to develop vaccines that spread themselvesPrevention is better than cure, so we should start using genetic techniques to stop dangerous animal diseases jumping to humans, say Scott Nuismer and James BullComment
HealthCoronavirus vaccine hope rises after a flurry of positive results There are more than 160 coronavirus vaccines in development, and we don't yet know if any will work, but a string of promising results offers hope for the long run 51¶¯Âþ