vision
Image of the Day: Not All Bad
Image of the Day: Not All Bad
Sukanya Charuchandra | Jul 16, 2018
In zebrafish, some amount of reactive oxygen species is required for normal development.
Colorblindness Study Reveals Unexpected Way to Make Blood Vessels
Colorblindness Study Reveals Unexpected Way to Make Blood Vessels
Ashley Yeager | May 1, 2018
Researchers stumbled across the connection while searching for ways to reduce vision problems in people with achromatopsia.
Vision Restored: The Latest Technologies to Improve Sight
Vision Restored: The Latest Technologies to Improve Sight
Anna Azvolinsky | Apr 10, 2018
Cell implants, gene therapy, even optogenetics are making headway in clinical trials to treat various forms of blindness.  
Prosthetic Retinas Help Blind Mice See
Prosthetic Retinas Help Blind Mice See
Ashley Yeager | Mar 6, 2018
Artificial photoreceptors made of nanowires help restore blind animals’ sensitivity to light.
Image of the Day: Mantis Glasses
Image of the Day: Mantis Glasses
The Scientist Staff | Feb 9, 2018
Researchers outfitted praying mantises with miniature spectacles to investigate how they see the world. 
Optogenetic Therapies Move Closer to Clinical Use
Optogenetic Therapies Move Closer to Clinical Use
Shawna Williams | Nov 16, 2017
With a clinical trial underway to restore vision optogenetically, researchers also see promise in using the technique to treat deafness, pain, and other conditions.
Image of the Day: Eyes from the Deep 
Image of the Day: Eyes from the Deep 
The Scientist Staff | Nov 15, 2017
Scientists have discovered a new type of eye cell in a deep-sea fish species.
Symmetrical Eyes Indicate Dyslexia
Symmetrical Eyes Indicate Dyslexia
Ruth Williams | Oct 18, 2017
People who read normally tend to have one dominant eye while people with dyslexia do not, research shows.
The Cellular Hallmarks of Consciousness
The Cellular Hallmarks of Consciousness
Anna Azvolinsky | Sep 21, 2017
Recording from single neurons of epilepsy patients, neuroscientists show that both the strength and timing of neuronal firing are important to consciously perceive a visual object. 
Image of the Day: Fountain of Youth
Image of the Day: Fountain of Youth
The Scientist Staff | Aug 15, 2017
Neural plasticity wanes with age, but increasing the protein Arc—abundant earlier in life—in the visual cortex of mice can fend off this decline.