Nothing earth shattering here, but I have lived through a couple of near total solar eclipses, and I don't remember hearing about this until this last one. Did you know that the light passing through the leaves of trees acts just like a pinhole camera, projecting a reverse image of the sun? A couple of snapshots of the crescent sun projected through the trees: Next eclipse, a couple of cajillion years from now, you'll know what to look for!

read more: Shadows of a Solar Eclipse