How the moon and sun may trigger slow earthquakes on Earth

While not quite a fatal attraction, the gravitational pull of the moon and sun creates tiny stresses on Earth that can ...
ScienceBlog

The moon is drifting away from Earth at 3.8 centimetres a year, so what happens to us as it goes?

The specific number, on the current best interpretation of five decades of lunar laser ranging data, is 3.83 centimetres per year, with a formal uncertainty of approximately 0.09 millimetres. It has ...