Australia's most populous state has announced new restrictions for the Greater Sydney area in an attempt to contain a growing outbreak of Covid-19.
Moderna has been approved by the US government as the country's second Covid-19 vaccine, clearing the way for millions of doses to be released.
US Vice-President Mike Pence has received the coronavirus vaccine live on TV, telling the audience and doctors: "I didn't feel a thing."
The US energy department is the latest agency to confirm it has been breached in what is being described as the worst-ever hack on the US government.
France's Emmanuel Macron has tested positive for Covid-19, forcing several European leaders to self-isolate after coming into contact with him.
(Bloomberg) -- Vice President Mike Pence will publicly receive the coronavirus vaccine on Friday, and President-elect Joe Biden is expected get vaccinated as soon as next week, amid concern that many Americans may refuse the injection.
The World Health Organization has urged Europeans to wear masks during family gatherings at Christmas.
Germany has entered a hard lockdown, closing schools and non-essential businesses in an attempt to stop a sharp rise in Covid-19 infections.
Moderna's vaccine is safe and 94% effective, regulators say, clearing the way for US emergency authorisation.
Russia's unmanned Luna-25 spacecraft has crashed into the Moon after spinning out of control, officials say.
Donald Trump has confirmed that he will not take part in Republican presidential debates with his rivals in the race for the White House.