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A proposal for building wormhole-connected black holes offers a way to probe the paradoxes of quantum information.
Experimenters in Germany have glimpsed the kind of strange, non-atomic matter thought to fill the cores of merging neutron stars.
Three experiments have vetted quantum Darwinism, a theory that explains how quantum possibilities can give rise to objective, classical reality.
A recent test has confirmed the predictions of quantum trajectory theory.
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