PhysicsQuantum camera takes images of objects that haven’t been hit by light A device uses quantum effects to create images of objects from light that never actually touched them 51¶¯Âþ
PhysicsA miniature universe shows particles may emerge out of empty space A first-of-its-kind experiment simulating the cosmos with ultracold potassium atoms suggests that in a curved, expanding universe pairs of particles pop up out of empty space 51¶¯Âþ