CommentThe best new science fiction books of September 2023 We have a bumper crop of new sci-fi books for you this September, including talking spy cats from John Scalzi, an amazing discovery in space from Stephen Baxter and a near-future novel by Sebastian Faulks, says culture editor Alison Flood Culture
PhysicsWhy it's so hard to tell if LK-99 is a room-temperature superconductor Researchers have been trying to determine if a material called LK-99 really is a superconductor at room temperature and pressure. Here's what is making it so difficult 51¶¯Âþ