small and local sun

  1. brad fuller

    Does the inverse-square law apply to the flat-earth debunking tool chest?

    My google-fu has let me down on this one, so I'm asking the smarter crowd! I'm familiar with the inverse-square law as it applies to light fall of from a idealised spherical / point source, and I use this info (in practical terms) for flash photography, so I'm good on the basics. One obvious...