by Len Fisher | 24 May 2015 | Mini Stories from Science, Stray Thoughts
NASA has produced the first picture of the Earth taken from Mars (http://www.jpl.nasa.gov/spaceimages/details.php?id=PIA17936). The very insignificance of our planet is overwhelming, and reminds me of Douglas Adams’ invention of the Total Prespective Vortex in The...