image: The side view of the instrument (interferometer) used in the experiment, seen with an alignment laser beam. This material relates to a paper that appeared in the Oct. 25, 2017, issue of Science Advances, published by AAAS. The paper, by F. Vedovato at Università degli Studi di Padova in Padova, Italy, and colleagues was titled, "Extending Wheeler's delayed-choice experiment to space." view more
Credit: QuantumFuture Research Group, University of Padova - DEI, Padova Italy - 2017 - paolo.villoresi@dei.unipd.it