What does Baidu’s rise mean for innovation in China and beyond?

AS THE Chinese tech giant Baidu prepares for a secondary listing on the Hong Kong stock exchange, how will Baidu’s rise influence technological innovation in China and beyond? Also, the humidity inside facemasks is helpful in fighting covid-19, not just preventing transmission. And Dr Tolullah Oni, an urban epidemiologist, on improving health in rapidly growing cities. Kenneth Cukier hosts Runtime: 24 min

Listen on: Apple Podcasts | Spotify |Google | Stitcher | TuneIn

For full access to The Economist’s print, digital and audio editions subscribe at economist.com/podcastoffer and sign up for our new weekly science newsletter at economist.com/simplyscience.