HealthCalm down – China is not racing ahead with human CRISPR trials Despite treating 86 people since 2015, China's approach to CRISPR genome-editing in humans is basic and risky Analysis
HealthWhy a nasty surprise lurks 100 years on from the lethal 1918 flu As the centenary of the great flu epidemic looms, we are right to be pessimistic – especially with H7N9 bird flu virus quietly circulating in China Culture