While lockdowns were arguably necessary, Adam Wagner warns that when governments give themselves drastic powers, they don’t always give them back. Stephen Buranyi uncovers how Big Pharma is using its vaccine success to double down on profit rather than protect us. Gabriel Scally and Sunetra Gupta debate whether it's worth trying to eliminate Covid altogether. Plus: an interview with Carlo Rovelli, master of the universe, while Julia Bell explains how her ex-student got radicalised online.
Modern technologies and medicines have eliminated many of the hazards that proved lethal to our ancestors. Does this mean human evolution has come to a full stop? Or can changes in culture introduce new selection pressures? And what about HIV?