The UK has approved a coronavirus vaccine developed by Oxford University and AstraZeneca as it battles a major winter surge driven by a new, highly contagious variant of the virus.
"The government has today accepted the recommendation from the Medicines and Healthcare products Regulatory Agency (MHRA) to authorise Oxford University/AstraZeneca’s COVID-19 vaccine for use," the country's health ministry said.
The pandemic has already killed 1.7 million people around the world, sown chaos through the global economy and upended normal life for billions since it began in Wuhan, China, a year ago.
The UK and South Africa are now grappling with new variants of the coronavirus, with many countries responding by banning passenger flights and blocking trade.
AstraZeneca and other developers have said they are studying the impact of the new variant but expect that their shots will be effective against it.
Regulatory endorsement is a welcome boost for AstraZeneca and the Oxford team, which have been accused of a lack of clarity about the results from late-stage trials.
Australia said on Saturday it would double the maximum penalty it can impose on tech firms found to have failed to uphold a ground-breaking social media ban for children, as evidence mounts that the ban has had little effect on teen use.
A strong earthquake struck Afghanistan's Hindu Kush region on Saturday, the European Mediterranean Seismological Centre said, sending out tremors that could be felt from the capital Kabul across the border into neighbouring Pakistan.
Serbia's populist president Aleksandar Vucic, under pressure after months of anti-government protests, said on Saturday he will resign within weeks and the country will hold early presidential and parliamentary elections.
The death toll from Venezuela's devastating twin earthquakes rose above 1,400 on Saturday as foreign rescue teams poured into the country and authorities pressed on with the search for survivors in the hardest-hit coastal areas.
A light aircraft crash into Beijing's tallest building on Friday killed the pilot and injured 13 people who were not on board, the local government said following the unusual accident for the Chinese capital, where airspace is heavily restricted.