Physics
See the latest physics news and expert analysis on dark matter, the multiverse, theoretical and particle physics, quantum theory, and more from the world of physics.
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See the latest physics news and expert analysis on dark matter, the multiverse, theoretical and particle physics, quantum theory, and more from the world of physics.
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If the giant planet announced this week actually exists, we can already explain how it got there - and how it solves a mystery about the worlds we see around other stars
A quirk of our leading theory of cosmic history could mean that black holes were once portals to a multitude of universes beyond our own