Ophthalmology

What are eye floaters?

Spots, flashes of light or darkness on any side of your vision could be a sign of eye floaters. Most often noticeable when looking at a plain, bright background, such as a blue sky or a white wall, eye floaters are a symptom ...

Medical research

Optic nerve stimulation to aid the blind

Scientists from EPFL in Switzerland and Scuola Superiore Sant"Anna in Italy are developing technology for the blind that bypasses the eyeball entirely and sends messages to the brain. They do this by stimulating the optic ...

Genetics

24 new genes for short-sightedness identified

An international team of scientists led by King's College London has discovered 24 new genes that cause refractive errors and myopia (short-sightedness).

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