Rods And Cones

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Why does caffeine keep you awake?

Jan 21, 2009 2:00 AM

Excerpt ...the eye in bright situations. Rod and cone cells in the retina - Our eyes sense light with two different types of cells: rods and cones. Cone cells can perceive color in bright ligh...

Bright lights, not-so-big pupils

Jan 5, 2009 1:09 AM

Excerpt ...of nerve cells in the retina that contain melanopsin molecules. Unlike conventional light-sensing cells in the retina—rods and cones—melanopsin-containing cells are not used for seei...

Bright lights, not-so-big pupils

Jan 2, 2009 1:57 PM

How light sensors in eye work

Dec 31, 2008 10:48 PM

Excerpt ...nerve cells in the retina that contain melanopsin molecules. Unlike conventional light-sensing cells in the retina-rods and cones, melanopsin-containing cells are not used for seein...

Rods and Cones Drum Cover

Dec 19, 2008 8:10 AM

Me playing rods and cones, with actual clips of song.

Rods and Cones (Interpretive dance)

Dec 14, 2008 6:13 PM

craziness dance. gave me quite a workout..

As Rods Go, So Go the Cones

Dec 8, 2008 5:08 PM

Excerpt ...the retina's crumbling architecture. A thin layer of cells, known as the retinal pigment epithelium (RPE), covers the rods and cones like a circus tent and delivers their nutrients. ...

Retina's Rods And Cones Team Up For Better Night Sight

Nov 24, 2008 10:47 AM

COLUMBUS, Ohio Scientists have long believed that the eye uses the retinas rod cells for vision at night and cone cells to see during the day. New research at The Ohio State University Medical Cen...