Research NewsQuantum Physics

`Eraser' Rubs Out Information to Reveal Light's Dual Nature

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Science  10 Nov 1995:
Vol. 270, Issue 5238, pp. 913-914
DOI: 10.1126/science.270.5238.913


Cambridge, U.K.—A team of physicists in Austria has provided new experimental confirmation for one of the more bizarre predictions of quantum mechanics: The behavior of one photon in a pair can appear to affect the properties of its sibling instantaneously, even if they are widely separated in space.