Demons from the vasty deep

Chance and Cause

In the  previous post, we looked at the question of how can something immaterial [gravity:] could affect something material [matter:]. 

This was bound up in the problem of whether gravity is a substance, composed of matter and form, that swims outward from a mass (like sperm, perhaps) to attract other masses.  But if gravity were a substance, then a gravitating body would lose mass over time as the gravitational fluid left the body.  It would also be hard to explain how the gra...