My Wine Won't Stop Crying, A Mystery in a Wineglass (http://www.npr.org/blogs/krulwich/2013/11/12/244796108/my-wine-wont-stop-crying-a-mystery-in-a-wineglass)
Never noticed this before, but thought it was pretty cool. I almost want to pour myself a glass just to see!
That's good science! Thanks for posting this. Hugs, Devlyn