News tagged with photoreceptors

Scientists solve mystery of the eye

(PhysOrg.com) -- Scientists have a good overall understanding of human vision: when light enters our eyes, it is focused by the lens and strikes the retina in the back of the eye. The light causes some of ...

Nov 17, 2011 4.3 / 5 (71) 14 | with audio podcast feature

Ants pay high price for night life

(Phys.org) —Despite being night creatures, Australian bull ants have trouble finding their way home in the dark. Scientists at Australia's Vision Centre (VC) have found that bull ants that travel at night ...

May 28, 2013 5 / 5 (5) 0 | with audio podcast