#General Relativity predicts how the gravitational fields of the Sun and Moon generate ocean tides. However, in the summer of 2009, tides along the East Coast of the United States were higher than expected. <ref>http://www.wired.com/wiredscience/2009/07/hightides/</ref> | #General Relativity predicts how the gravitational fields of the Sun and Moon generate ocean tides. However, in the summer of 2009, tides along the East Coast of the United States were higher than expected. <ref>http://www.wired.com/wiredscience/2009/07/hightides/</ref> |