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2026-06-01
Negative time experiment clears peer review as photons appear to leave an atom cloud before entering
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tomshardware.com 2026-06-01 Luke James
A University of Toronto experiment showing that photons can spend a negative amount of time inside a cloud of atoms has been published in Physical Review Letters.
Quantum PhysicsPhotonsAtom CloudTime MeasurementQuantum MechanicsExperimental PhysicsSpectroscopyQuantum Computing