HealthHow much more contagious could the coronavirus get? The coronavirus is evolving to become more transmissible, and eventually it could even overtake measles, the most contagious virus we know of News
HealthSkin patch coated in covid-19 vaccine may work better than injections Covid-19 vaccines in use today have to be stored at cold temperatures, but a patch covered in tiny plastic spikes coated in a vaccine could provide an alternative News