Development of a displacement sensor to measure gravity of smallest source mass everMay 17, 2019
One of the most unknown phenomena in modern physics is gravity. Its measurement and laws remain somewhat of an enigma. Researchers at Tohoku University have revealed important information about a new aspect of the nature of gravity by probing the smallest mass-scale.
Source of this (above) article: https://phys.org/news/2019-05-displacement-sensor-gravity-smallest-source.html