Last Updated: Monday, November 18, 2013, 22:11
Scientists have developed a retinal implant that transmits visual information to the brain to help visually impaired people recognise common objects.
Last Updated: Sunday, September 22, 2013, 12:50
A new study suggests that statins, which are taken by millions of Britons every day to slash cholesterol, could actually trigger sight loss.
Last Updated: Friday, June 21, 2013, 20:55
Blind and visually impaired people have the potential to use echolocation - a technique similar to that used by bats and dolphins - to determine the location of an object, according to new research.
Last Updated: Tuesday, May 21, 2013, 17:14
Blind and visually impaired people have the potential to use echolocation to determine the location of an object, according to new research.
Last Updated: Sunday, January 06, 2013, 15:47
Patients with retinitis pigmentosa gradually lose light-sensing cells from the retina and can become blind.
Last Updated: Thursday, November 08, 2012, 16:15
Sensory substitution devices use sound or touch to help the visually impaired perceive the visual scene surrounding them.
Last Updated: Tuesday, August 14, 2012, 16:22
Scientists claim to have developed an `artificial retina` which could restore near-normal vision to the blind.
Last Updated: Friday, July 20, 2012, 19:14
Scientists have developed a tiny device designed to restore sight to the blind instantly - without bulky glasses or computer equipment.