Between August and October this year the crew of the ISS used a special low-light HD camera to visually capture the earth as it passed beneath them. The result, edited together by Michael König and set to music, is jaw-droppingly spectacular.
Year On Earth breaks it down, explaining the complicated mechanics involved in trying to determine how long a year really is, why seasons and ice ages happen, and how not all years are created equal.
posted by loquacious
on Jul 5, 2010 -