CommentLarry Niven on creating Ringworld, a 'great gaudy intellectual toy' The author of the award-winning classic science fiction novel, the latest read for the ¿ìè¶ÌÊÓÆµ Book Club, on the science behind his creation Culture
EnvironmentWashed-up clothing mimics seaweed in stunning cyanotypes Mandy Barker's new book, Photographs of British Algae: Cyanotype imperfections, highlights the ongoing ocean pollution crisis by echoing an influential 19th-century book Regulars