Scientists have developed a method which allows to measure large distances (up to a hundred kilometers) with an accuracy comparable to an atomic size. The method is similar to one used in LIGO and ...

Hozo Design has a pair of digital measuring devices in the NeoRuler and M-Cube, with both having the goal of making both micro and macro measurements more precise and easier to accomplish.

(top) Overview of the 113-km experimental path for BDCR. (bottom) The primary apparatus at two experimental sites. The OFCs at the two terminals of the same wavelength have a slight frequency ...

A group of physicists from the Russian Quantum Center and the Moscow Institute of Physics and Technology have come up with a new method of creating a special entangled quantum state, one that could be ...