More than six billion doses of anti-Covid vaccines have been given around the world. This is an overview of more than 20 approved vaccines currently in use, and a few that fell by the wayside
Some of the world's largest pharmaceutical companies have released their latest financial results which show how the Covid vaccines have added billions to their coffers
Even if the coronavirus has mutated, German vaccine manufacturer BioNTech still believes that it is highly likely it can be combatted effectively. Company boss Ugur Sahin is considering new production facilities for the vaccine so that orders can be delivered earlier.
The EU's medicines regulator insists it has the "most appropriate" method to approve a coronavirus vaccine, after Britain became the first Western country to give one the green light