Phoenix Mars Lander just sent back photos that contain unmistakable images of... a neuroglial cell, a horizontal and a vertical blood vessel remains,... 2: Jurassic dinosaur’s neuroglia cell measuring 568 micrometers in diameter....Fig. 3: Carboniferous human neuroglial cell remains at 515X http://www.wretch.cc/album/show.php?i=lin440315&b=19&...=27 (There are many similar photos, and I forgot which one ...