PhysicsWhere exactly does the quantum world end and concrete reality begin? Quantum effects like superposition and entanglement have long been seen in single particles, but physicists are on a quest to find out just how big an object can be before it loses its quantumness Features
Society¿ìè¶ÌÊÓÆµs push back against US attacks on science at physics summit At the largest gathering of physicists in the world, the American Physical Society says it won’t back down in the face of executive orders to limit diversity programmes ¿ìè¶ÌÊÓÆµ