Wednesday, February 12, 2014

Galileo's Optical Illusion

Why does a light-colored object on a dark background appear larger than a dark object on a light background?  It's true, and you might have had this experience yourself. In the photo above, the brighter Venus (lower dot) appears larger than the dimmer Jupiter (upper dot).
Well until recently, no one knew why. Now it seems that a neuroscientist at the State University of New York's College of Optometry may have the answer. Check out the article in LiveScience.
at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

Venus Shines Bright

The planet Venus will be the brightest object in evening sky on Valentine's Day. Kinda neat since in Roman mythology, Venus was the godd...

  • Day 4 - Storm at Sea
    We had an unscheduled ' entertainment ' activity last evening (actually, early morning of the 13th).  The ship ran into a fairly lar...
  • The Bubble Nebula
    Today I present the Bubble Nebula, NGC 7635, taken over six nights, from July 17 to August 22, with my EdgeHD11 scope and ASI2600mm camera. ...