Faced with limited Covid-19 vaccine supplies, many countries chose to delay the administration of the second doses. Here’s the science behind the delay and timing of the jabs.
The company found out that a Russian firm used hundreds of social media influencers to run a coordinated smear campaign against Western Covid-19 vaccines.
Saudi FM Prince Faisal bin Farhan al Saud meets Pakistani counterpart Shah Mehmood Qureshi in Islamabad for talks on a range of issues including Covid-19 travel restrictions, conflicts in Kashmir, Palestine, Yemen and Afghanistan.
The protest comes as Covid-19 case numbers in New South Wales reached another record, with 163 new infections in the last 24 hours.
The small shipments are stirring debate over how wealthy countries are sharing their surplus shots while poor countries are still struggling to get supplies.
The World Health Organization has said that any Covid-19 vaccines it has authorised for emergency use should be recognised by countries as they open up their borders to inoculated travellers.
Outbreaks in several countries are raising questions over the effectiveness of Sinovac and Sinopharm vaccines against more infectious Covid-19 variants.
Social media influencers in France say an advertising agency offered to pay them if they agreed to smear Pfizer’s Covid-19 vaccine with fake stories.
Covid-19 has killed more than 3.2M people and infected over 158M others globally. Here are all the coronavirus-related developments for May 8:
A large UK study finds that a vaccinated person, who nevertheless becomes infected with the coronavirus, has a much lower risk of transmitting the virus to household members.
Patents are just one part of the vaccine puzzle. The key is the know-how about the actual manufacturing process.
By joining calls to share technology behind Covid-19 jabs, the Biden administration will add heft to a growing group of leaders who believe there is an urgent, if temporary, need for wider access to treatments if the world wants to end the pandemic.
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