Physics
Einstein may be wrong about how mirrors travelling at light speed work
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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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Nuclear fusion reaction releases almost twice the energy put in
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Record broken for the coldest temperature reached by large molecules
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A bold new take on quantum theory could reveal how reality emerges
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Heating and cooling seem to be fundamentally different, not opposites
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Scientists created a ‘giant quantum vortex’ that mimics a black hole
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Why we should all be concerned about the shortage of science teachers
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First working graphene semiconductor could lead to faster computers
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Supernova neutrinos could break physics – if we can make sense of them
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5 must-see time travel movies reviewed by a metaphysicist
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Cocktail science: Mix these drinks and learn about fluid dynamics
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Quantum state of matter made with 'dipolar' molecules for first time
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