Celestial or Cellular? The American Society for Cell Biology (ASCB) is bringing you a fun quiz all this week. Each day, a pair of images will be uploaded. You decide if each image is of cellular or celestial origin.
Cast your vote here (and see high res images): http://asterisk.apod.com/viewtopic.php?f=29&t=26228
Answers will be revealed at midnight. Check back at the site to find out.
See also: http://www.cellimagelibrary.org/