Apologies for the hiatus - medical issues disrupted things a bit. I intend to get back to whatever passes for normal life in 2017, including writing here. Meanwhile, a couple of stunning videos from Slava Ivanov, perfect, I think, for a little seasonal contemplation and rumination:
And thanks to Mark Olbert for the original link to these videos.

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Unlike sun dials, sand glasses do not often bear mottos. As the new year begins, here is one borrowed from the realm of electromagnetism to the realm of gravity: In 2017, “Amicis qualibet hora.” To the sandglass, many happy hours and days - and nights.
Happy New Year!
Thanks. Festina lente!
Beautiful,just beautiful. Thanks for the videos
Rest in peace: https://www.geolsoc.org.uk/About/History/Obituaries-2001-onwards/Obituaries-2017/Michael-Welland-1946-2017