You’ve got a friend

My cousin (thanks a bunch!) sent me the links to a some extraordinary “sand art” videos. I was so mesmerized that, even though I am in the middle of a serious bit of research right now, I paused to watch four of these magical performances, including “Ocean.” Wow.  Start with these two: http://tinyurl.com/afny3g and http://tinyurl.com/q3lqaq. Oh, by the way, [...]