None of us can feel it, but Britain rises and falls by centimeters every 12 hours and 25 minutes as a great bulge of ocean water washes around the country.
Jonathan Amos reports at BBC
The Moon’s gravity imparts tremendous energy to the Earth, raising tides throughout the global oceans. What happens to all this energy? This question has been pondered by scientists for over 200 years, and has consequences ranging from the history of the moon to the mixing of the oceans. The Moon’s gravity tugs at the Earth, causing ocean water to slosh back and forth