News articles tagged with 'photoreceptor' (Page 4)
[chronologically, reverse order]
Scientists identify new class of photoreceptors
— 22 Apr 2008 16:13 | BiologyThe identification of a new class of photoreceptors in the retina of fruit flies sheds light on the regulation of the pigments of the eye that confer colour vision, researchers at New…
Researchers find colour vision system independent of motion detection
— 20 Mar 2008 16:51 | BiologyThe vision system used to process colour is separate from that used to detect motion, according to a new study by researchers at New York University's Centre for Developmental Genetics…
How one pest adapted to life in the dark
— 2 Jan 2008 07:55 | BiologyA type of beetle that lives its entire life burrowing through stored grain has been found to lack full colour vision, and what's more the vision it does have breaks the rules. Most…
Fruit bats are not blind
— 15 Jun 2007 15:35 | BiologyThe retinas of most mammals contain two types of photoreceptor cells, the cones for daylight vision and colour vision, and the more sensitive rods for night vision. Nocturnal bats were…