Well our fantastic vacation along the Rhine River from Basel to Amsterdam, in this mostly cloudy region, is coming to an end and all we saw in the sky was Jupiter and a few stars and the moon poking through the clouds. Oh well there was a lot to see on the ground. I also had some free time to read email and get started on reading Caltech's Sean Carroll's book, "The Big Picture", so I can offer a few comments in lieu of an Astro photo.
First, Searching for Gravity Waves, Dr Gary, commented on my recent photo of a large sundial mounted on the side of a church. He told an interesting anecdote about