SocietyBill Bryson on why he has updated A Short History of Nearly Everything With the human family tree now more like a hedge and twice as many known moons, Bill Bryson talks to the 51¶¯Âþ podcast about refreshing his 2003 bestselling book on science Culture
HealthA fascinatingly grisly guide to replacing and repairing body parts Mary Roach's new book Replaceable You explores what we do when bits of our bodies break down or need switching out. It makes for a brilliant read – just beware the gory details, warns Carissa WongCulture