In 1971, graduate student Stuart Freedman and postdoctoral fellow John Clauser took over a room in the sub-basement of Birge Hall at the University of California, Berkeley, and built an experiment ...

Once described as “spooky action at a distance” by the world’s most famous physicist, Albert Einstein, entanglement—the idea that two particles separated by vast distances could instantly influence ...

Cornell University physicist N. David Mermin once described quantum entanglement as “the closest thing we have to magic,” since it means that disturbances in one part of the universe can instantly ...

The Korea Research Institute of Standards and Science has successfully developed a length measurement system that achieves a level of precision approaching the theoretical limit allowed by quantum ...