TechnologyQuantum computer sets record on path towards error-free calculations A quantum computer contains the largest ever number of "logical quantum bits", which can be used for error-free calculations ¿ìè¶ÌÊÓÆµ
PhysicsIs space-time quantum? Six ways to unpick the fabric of the universe One of the biggest questions in physics asks whether space-time is classical or quantum in nature. From slow neutrinos to quantum foam, these experiments are hoping to finally answer it Features