Critics of the South African government argue that it has done too little too late to secure vaccines, and that it doesn't have a proper plan in place for rollout.
New variants will push the number needed to reach herd immunity up.
A biologist who studies the evolution of diseases explains what's different about the two new virus strains that have been found recently, and what that means for vaccine effectiveness.
Rollout of COVID-19 vaccines has begun. But getting the jab doesn't mean abandoning masks, distancing and handwashing. Here's why the current preventive measures must continue post-vaccine.
West Virginia's success holds some important lessons for other states and the rest of the COVID-19 vaccine rollout.
Many countries cannot afford to buy existing COVID-19 vaccines, a collective approach is needed.
The Conversation first reported on the novel coronavirus on January 13 2020. A virologist reflects on what happened since he first wrote that article.
In our first weekly update on COVID vaccines, we consider how roll-out plans are being tweaked and when it's likely we'll start to see vaccines having an impact.
Too much hope is being pinned on the vaccine alone to get us out of the current pandemic. But 'low-tech' solutions are needed, too.
The peer-review process is an essential part to ensure the quality of scientific research, but the pandemic-driven demand for information means that research is publicized before it has been reviewed.
Universities can expect at least a A$3 billion reduction in international student revenue this year compared to 2019.
Nurses are not heroes – they are technically expert professional carers with unique skills. And they are struggling.
Two in five Americans say they don't want a COVID-19 vaccine, which is a problem. Finding out what Americans do want from a vaccine might help.
What normally takes decades has been achieved in 12 months, without cutting corners.
The best approach for protecting everyone’s health will require us to provide different vaccines to different people according to need and availability.
We need to return to a norm of families only accessing in-school provision where it is absolutely unavoidable.
Each state has responded differently to the latest outbreaks. But all have mounted effective responses.
Some sports facilities are both a point of civic pride and a financial burden on taxpayers. The COVID-19 pandemic will further impact the way these facilities are constructed and managed.
Long-term protection will depend on the 'memory response' developed by our immune systems – and the initial signs are promising.
How resistance to drugs originates, and why it's different for vaccines.