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Researchers characterize a single-photon source, proving it emits nonclassical states of light that may be useful for quantum communication schemes.
Two leading dark-matter-detection experiments find conflicting results in the search for dark matter.
Measurements of nonlinear dielectric responses reveal the cooperative nature of the dynamics in fragile glasses.
Two research groups have engineered an optical lattice of atoms that mimic the behavior of electrons moving in a crystal and a strong magnetic field.