A single atom as a movable slit: Researchers realize Einstein's thought experiment in original form, observing ...

Can a photon be caught behaving like a wave and a particle in the same run of an experiment? For almost a century, that ...

Schematic of the MIT experiment: Two single atoms floating in a vacuum chamber are illuminated by a laser beam and act as the two slits. The interference of the scattered light is recorded with a ...

Physicists in China have brought one of Einstein’s thought experiments into reality—but not quite with the outcome he hoped ...

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