China will not prioritise inviting international experts in to investigate the source of COVID-19 until after the pandemic is beaten, Beijing's ambassador to the UN in Geneva said Wednesday.

China hit back Wednesday at US Secretary of State Mike Pompeo over his claims that the coronavirus originated in a lab in Wuhan, saying he "doesn't have any" evidence.

Morocco has rapidly expanded its fleet of drones as it battles the coronavirus pandemic, deploying them for aerial surveillance, public service announcements and sanitisation.

South Korea returned largely to normal Wednesday as workers went back to offices, and museums and libraries reopened under eased social distancing rules after new coronavirus cases dropped to a trickle.

Chinese youngsters in the global virus epicentre of Wuhan filed back to class on Wednesday, wearing masks and walking in single file past thermal scanners.

Senior school students in 121 institutions were back in front of chalk boards and digital displays for the first time since their city -- the ground zero of the coronavirus pandemic -- shut down in January.

The global aviation body said Tuesday that the risk of catching COVID-19 on a plane was low and there was no need to leave the middle seat empty once the industry takes off again.

Britain now has the world's second-highest cumulative coronavirus death toll, behind only the United States, after updated official figures released on Tuesday showed it had surpassed Italy.

Being sick with COVID-19 and living under the same roof as the prime minister of Canada and their three young children was "not easy," the wife of Justin Trudeau, who contracted the disease in March, said Tuesday.

Niger on Tuesday received a consignment of herbal tea that Madagascar's president Andry Rajoelina has touted as a powerful remedy against the novel coronavirus.

Britain and the United States warned Tuesday of a rise in cyber attacks against health professionals involved in the coronavirus response by organized criminals "often linked with other state actors."