What we don't still know about life on Venus
Last week's discovery of phosphine gas unsettled many assumptions scientists had about the "hell planet." But that doesn't necessarily mean there's life
As Britain’s death toll from Covid-19 passes 100,000, there is one burning question: why did so many have to die? Tom Clark, Gaby Hinsliff and Philip Ball chart the persistent failures—from both the chief scientists and the politicians. Former head of the Supreme Court Brenda Hale takes on the human rights sceptics and Rana Mitter asks whether China's grip on Hong Kong means the end of the historic freedoms in the city.
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