Contracts for exploring the deep sea are due to expire before a safe mining code can be agreed.
The level of immunity needed — either through vaccination or infection — for practical herd immunity is uncertain, but may be quite high.
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It is unlikely that we will reach full herd immunity for COVID-19. However, we are likely to reach a practical kind of herd immunity through vaccination.
COVID has exposed how vulnerable Australia’s food charities are in times of crisis. But we can prepare for the next disaster.
A police officer stops traffic as people opposed to public health measures to curb the spread of COVID-19 march on Granville Street after the B.C. Grand Freedom Rally, in Vancouver, in Feb. 2021.
THE CANADIAN PRESS/Darryl Dyck
Some countries made abortion access easier during the pandemic. Others used it as an excuse for a crackdown.
Would anyone want to spend more screen time talking about pandemics? Yes, learned an anthropologist, biologist and historian who developed a course on the topic.
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The course offers a model for teaching about complex problems, and underlines the critical role of university learning, research and outreach in understanding and addressing them.
The prevention of future pandemics requires examining viral family trees.
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Bat hosts, lab leaks – tracing SARS-CoV-2 to its origins involves more than just tracking down patient zero.
Pharmacist Barbara Violo arranges all the empty vials of the AstraZeneca COVID-19 vaccine that she has provided to customers at an independent pharmacy in Toronto.
THE CANADIAN PRESS/Nathan Denette
Hundreds of thousands of Canadians got a shot of AstraZeneca’s COVID-19 vaccine for their first dose. They now have a choice for their second dose: AstraZeneca again, or Pfizer or Moderna mRNA vaccine?
International tourism dropped considerably to Thailand Buddhist temples as a result of the COVID-19 pandemic.
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Thailand’s Buddhist temples, important centers of culture and commerce, rely on donations from international visitors. Because of a steep drop in tourism, these temples have been hit hard.
Chinese virologist Shi Zhengli inside the P4 laboratory in Wuhan.
Johannes Eisele/AFP
The lab accident theory of the origins of Covid-19 has gained traction in recent months. We need a proper investigation to find out what really happened.
A woman sweeps outside her shack in Khayelitsha, Cape Town. South Africa is among the most unequal societies in the world.
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Rethinking capitalism requires that the primary focus should be on the distribution of economic power as the potential leading causal factor driving inequality.
Full pandemic recovery for all Americans will require interventions that address systemic inequality.
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A more coordinated effort by scientists, stakeholders and community members will be required to stop the next deadly virus that’s already circulating in our midst.
The task now is to turn the reactive response to the health and economic emergencies into a proactive set of policies and actions.
A healthcare worker holds up a vial of the AstraZeneca vaccine at a COVID-19 vaccination clinic in Montréal, on March 18.
THE CANADIAN PRESS/Paul Chiasson
Answers to key questions about rare blood clots linked to AstraZeneca’s COVID-19 vaccine, including risks, symptoms and whether people who have had one AstraZeneca shot should have a second.