Schrödinger's Cat in Two Boxes: When the Verdict Is Handed Down
The cat sits in one box, but its fate is tied by an invisible thread to another box, where a radioactive atom lies. As long as no one looks, the cat is neither alive nor dead. That is Schrödinger's famous thought, and it has been nagging physicists for nearly a century. In a new paper, the cat ends up in two boxes at once, and the authors track exactly when the sentence is carried out.