Given two paths, a quantum object goes down both at the same time. In a new study, researchers arranged a string of 12 superconducting qubits that jumped locations at well-defined times, so by stopping it at many different times, they were able to track the qubit's progress along the string.

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Given two paths, a quantum object goes down both at the same time. In a new study, researchers arranged a string of 12 superconducting qubits that jumped locations at well-defined times, so by stopping it at many different times, they were able to track the qubit's progress along the string.