tidal force Shrinking Moon Linked to Earth’s Tidal Forces By insider.si.edu Published On :: Mon, 05 Oct 2015 16:36:50 +0000 Everyone knows that the gravitational tugging of the moon makes earth’s oceans swell and recede. But did you know Earth’s tugging is causing the moon […] The post Shrinking Moon Linked to Earth’s Tidal Forces appeared first on Smithsonian Insider. Full Article Earth Science Research News Science & Nature astrophysics geology National Air and Space Museum