PhysicsPhysicists determined the paper most likely to give you a paper cut An experiment with a robot and gelatine determined that 65-micrometre-thick paper is the most prone to slicing our skin – but it can also make for a handy recyclable knife News
PhysicsWhy we are finally within reach of a room-temperature superconductor A practical superconductor would transform the efficiency of electronics. After decades of hunting, several key breakthroughs are inching us very close to this coveted prize Features