Starship Asterisk*

A neutron walks into a bar and orders a drink. When the neutron gets his drink, he asks, "Bartender, how much do I owe you?" The bartender replies, "For you, neutron, no charge."

I have always assumed that the reason that the moon seems larger at the horizon has been to do with the relative size of the objects around it. For instance when the moon is at the horizon it is close to trees and mountain ridges which are relatively small while when it is higher in the sky it is su...