Light has always been the stage on which quantum mechanics performs its strangest tricks, and the double-slit experiment is ...

Nearly a century after Albert Einstein and Niels Bohr turned a technical disagreement into a philosophical duel, a new generation of experiments has given Bohr the edge in their most famous clash. By ...

A team of physicists has reimagined one of science’s most iconic experiments—but in the dimension of time. Researchers at Imperial College London have taken the classic double-slit test and turned it ...