vision

Living the Scientific Life (Scientist, Interrupted)

Tag archives for vision

tags: Optical Illusion: Impossible Motion, optical illusion, Koukichi Sugihara, Best Visual Illusion of the Year Contest 2010, vision, brain, streaming video In this video, wooden balls roll up the slopes just as if they are pulled by a magnet. The behavior of the balls seems impossible, because it is against gravity. The video is not…

tags: dragonfly vision, facets, opsin, compound eyes, insects, dragonflies, Dennis Paulson, David O’Carroll, Robert Olberg Male Megaloprepus caerulatus, PANAMA, Rio Chico Masambi, near Gamboa, 11 August 2005; photo by Julie Craves, a Natural Science Research Associate at the University of Michigan-Dearborn. Color vision in humans depends upon three light-sensitive proteins, called opsins, that are present…

tags: researchblogging.org, blind cave fish, Astyanax mexicanus, evolution, fish, genetics Blind cave fish, Astyanax mexicanus. Image: Orphaned. Please contact me for proper credit and linkage. Do you keep tropical freshwater fishes? I have kept tropical fishes for most of my life and was always intrigued by the so-called “blind cave fish”, Astyanax mexicanus, that were…