News tagged with human retina

Living in space

Every day, 400 kilometres above our heads, there are astronauts living in space. Their home is the ISS, the frontier outpost of human exploration, and a workplace like nothing on Earth. With spacewalks and ...

May 27, 2013
4.8 / 5 (4) 0

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 feature
4.3 / 5 (71) 14 | with audio podcast