Conditions on Venus are often described as hellish.
Oxford University and British-Swedish multinational pharmaceutical AstraZeneca have resumed vaccine trials in the UK.
Large phase 3 testing of the Oxford University-AstraZeneca Covid-19 vaccine has been paused.
WHO warns that people must remain vigilant and countries must keep up vaccination rates to avert a resurgence.
Deaths of prominent personalities drive home message that this is no ordinary flu. Will the fragile health systems hold or cave in?